five-factor personality description
TRANSCRIPT
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Psychological Bulletin
1995 Vol 117, No. 2, 187-215
Copyright 1995 by
the
American Psychological Associat ion, Inc.
0033-2909/95/S3.00
A Contrarian View of the Five-Factor Approach to
Personality Description
Jack Block
University
of California, Berkeley
The
5-factor approach
(FFA) to
personality description
has
been represented
as a
comprehensive
and
compelling rubric
for
assessment.
In
this
article,
various misgivings about
the FFA are
delin-
eated. The algorithmic method of factor analysis may not provide dimensions that are incisive. The
discovery
of th five
factors
may be influenced by
unrecognized constraints
on the
variable sets
analyzed. Lexical
analyses
are
based
on
questionable conceptual
and
methodological assumptions,
and
have achieved uncertain results. The questionnaire version of the FFA has not demonstrated the
special
merits
and
sufficiencies
of the five
factors settled upon. Serious uncertainties have arisen
in
regard to the
claimed 5-factor structure
and the
substantive meanings
of the
factors. Some implica-
tions of
these problems
are
drawn.
During
the last decade, the Big-Five approach has begun
to loom large in the field of personality psychology. It is being
said that rapid progress has been made toward a consensus
on personality structure
(Costa
& McCrae, 1992d, p. 344).
Goldberg (1992) has talked of a quiet revolution occurring in
personality
psychology.... An
age-old scientific
problem has
recently begun to look tractable.. . . Gradually, agreement has
been growing about the number of orthogonal factors needed
to
account
for the
interrelations among English-language trait
descriptors
(p.
26). The contention is that, via the mathemat-
ical method of factor analysis, the basic dimensions o f person-
ality
description have been
discovered : Their
number is five,
and their nature can be summarized by the broad concepts of
Surgency, Agreeableness,
Conscientiousness, Emotional Stabil-
ity
versus Neuroticism, and Openness to Experience (John,
1990,
p.
96).
Digman (1990),
reviewing
the field, also cele-
brates the emergence of the five robust factors of
personality.
Personality psychologists
are
being asked
to
accept this spe-
cific set of five
orthogonal factors
and to use
these factor dimen-
sions as the conceptual structure for descriptively representing
different personalities. Widely,
frequently,
and enthusiastically
promulgated by vigorous, resourceful, talented, ingenious ad-
herents,
and with
support mustered
from
many
and
various
studies, the five-factor approach (FFA) has achieved apprecia-
ble
popularity; a tide seems underway in the field. Adoption of
the FFA as the universal
framework
for personality description
This article benefited greatly
from the
counsel
of a
number
of
col-
leagues.
I must exculpate them regarding
its rema ining deficiencies.
M y
especial thanks go to Lew Goldberg,
David Harrington, Robert Hogan,
Oliver
John, Robert McCrae, Philip Shaver,
and Auke
Tellegen, among
others.
Preparation
of this
article
was
supported
in
part
by
National Institute
of
Mental Health
Grant MH
16080.
Correspondence concerning this article should be addressed to Jack
Block,
Department
of
Psychology,
University of
California, Berkeley,
California 94720-1650.
would,
of course, fundamentally shape the subsequent course of
thinking and
research.
In
the words of advocates of this argument, the five factors
are both necessary and reasonably sufficient for describing at
a global level the major features of personality (McCrae &
Costa, 1986,
p. 1001); the five-factor approach
provides
a
uni-
versal descriptive fr am ew or k. . . for the comprehensive assess-
ment
of
individuals (McCrae, 1989,
p.
243); the
five-factor
model developed in studies of normal personality is fully ade-
quate to account for the dimensions of abnormal personality as
well (Costa & McCrae, 1992d, p.
347).
Why are there five and
only
five
factors?
We
believe
it is an
empirical fact, like
the
fact that there are seven continents on earth or eight American
presidents
from
Virginia (McCrae
& John, 1992, p. 194).
The claims of an emerging consensus about the FFA have
also, after a lag, prompted some expression of concerns about
the FFA
(cf.,
e.g., Ben-Porath &
Waller,
1992a, 1992b; Eysenck,
1992;
Hough, 1992; McAdams, 1992; Mershon & Gorsuch,
1988; Tellegen, 1993; Waller & Ben-Porath,
1987),
about the
claims of the approach, its nominal empirical basis, and its sci-
ence-directing implications. What is meant by the phrase, ma-
jor
features
of
personality,
and
what criteria should serve
to
ensure their identification? What does
the
term,
global,
de-
note?
How
does
one
conclude that
a
description
is
reasonably
sufficient or comprehensive or
fully
adequate ? How com-
pelling
and indisputable were the procedures by which the five
factors were discovered and settled upon? What is the role of
concept
and
theory
in the field of
personality psychology?
The present article tries to make explicit and bring together
some of the reasons—methodological, empirical, semantic, the-
oretical—underlying my own discontent with the FFA. Some
prefatory remarks are necessary in order to convey the personal
perspective from which I shall be speaking of the FFA. Not all
personality psychologists
will
subscribe to my views.
My concern is, like the concerns of FFA advocates, with the
problem—it is really an ideal—of establishing a set of con-
structs for the scientific description of personality (see, e.g.,
Block, 1961; Block & Block, 1980). For a set of constructs to be
187
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188
JACK BLOCK.
scientifically
sufficient,
a number of criteria will need to be
jointly served. Th e psychological constructs—often primitive
terms—should receive sufficient elaboration (necessarily, of
course,
via
words)
so
that their meaning
can
attain consensual-
ity among psychological scientists. Th e constructs should be
sufficient in number so that th e personalities of individuals and
the
dynamics
of
behaviors
can be
represented
in
articulated
ways a nd discriminating explanations and predictions may be
formulated. They should
demonstrate
a
superior
usefulness in
prediction or in economy of conceptualization over competing
sets of constructs. Th e constructs should be theory-reflecting
rather than constructs issued
a nd
controlled
b y
confounded
so-
cietal evaluations. As scientific constructs, they should be for-
mulated with no necessary regard fo r their usability and under-
standability by laypersons. These several criteria constitute a
tall order
of
achievement
and it is not
suggested that their
achievement is
imminent; rather, they serve
as a
guiding
aspiration.
Some words are also d ue about the terminology used in this
essay.
The Big
Five
are often
called the
five-factor mo el of
personality
and are
referred
to as
providing
an
understanding
of
the
structure
of
personality.
As the
term model
is
used
in conventional parlance among psychologists, it means a theo-
retically based, logically coherent, working representation
or
simulation that,
in
operation, attempts
to
generate psychologi-
cal phenomena of interest. However, no identifiable hypotheses,
theories, or models guided the emergence of or decision on this
five-fold space (although some have been offered post hoc).
There is no theoretical reason why it should be these five [ factors]
rather than some other
five. . . .
[There were]
no a
priori predic-
tions
as to what factors should emerge, and a coherent an d falsifi-
able explanation for the five factors has yet to be put forward.
(Briggs, 1989, p. 249)
Because the Big Five formulation was entirely atheoretical, us-
age of the term
model
may be premature.
Moreover, Big Five research has been based only on the re-
lations among
a set of
variables across individuals, what Cattell
(1946) ,
in his incisive formulation of the data box, termed
the R-technique (or
variable-centered )
approach
to the
anal-
ysis
of
personality data.
As he
observed, although
the
R-ap-
proach
to
data analysis
is
important, there
are
other important
ways of looking at personality. In particular, it should b e recog-
nized that no matter ho w
satisfying
on descriptive or other
grounds
the variable-centered factor structure of the FFA may
be, it cannot represent a personality structure. Personality
structures lie within individuals (see also Block, 1971, p. 13;
John, 1990,
p.
96).
It is the
personality structure
of an
individ-
ua l
that, energized by motivations, dynamically organizes per-
ceptions, cognitions,
and
behaviors
so as to
achieve certain sys-
tem goals. No functioning psychological system, with its
rules and bounds, is designated or implied by the Big
Five
formulation;
it
does
not offer a
sense
of
what goes
on
within
the structured, motivation-processing, system-maintaining
individual.
On this analysis, it
follows
that a more appropriate, and more
limiting,
label for the Big Five body o f work is something like
the inordinately cumbersome phrase, the five-factor,
variable-
centered
approach
to personality descriptions. Of
practical
ne-
cessity, in the following discussion reference will be made to the
five-factor
approach, but it should be understood that this
phrase is shorthand for a lengthier, more awkward, but perhaps
more
fitting,
wording.
In
what follows,
I
often deliberately write
in the first
person
instead of using the traditional third person. In much of the
literature presenting
and
evaluating
the
FFA,
opinions—in-
formed opinions bu t nevertheless opinions—inevitably have
been, are,
and
will continue
to be
offered.
In my own
remarks,
rather than using
the
seeming objectivity
of
third-person phras-
ing,
the
egocentric
I
will serve
to
identify personal views.
Be-
cause previous interpretations of the FFA have come primarily
from its proponents, it may be useful to provide a more dubita-
tive
reckoning.
FFA
advocates certainly will wish
to and are en-
couraged to dispute my interpretive account. The ensuing dia-
logue can only be constructive and advancing regarding the is-
sues involved.
No apologies are offered for the specifics to be presented. Of-
ten slighted, they provide a basis for evaluating certain central,
highly influential studies. If the shaping of the field of personal-
ity
is to be
based
on
reasoning
and
evidence rather than claim
and
counterclaim,
we
must
be
religious about
the
details.
The structure of this essay is as
follows.
Because it has been
said that the five-factor theoretical
model.
. . [is]
rooted
in
factor analysis
(McCrae &
Costa,
1989a, p.
108), some forgot-
ten or
slighted knowledge regarding this extraordinarily
useful
method
is
brought forward.
I
maintain that
the
task
o f
evolving
the theoretical constructs necessary for the scientific study of
personality cannot be entrusted solely to the pervasively useful
method of factor analysis. The origins and early history of the
FFA are
then reviewed. Concerns
and
questions
are
raised
re-
garding th e origins of the FF A in the work, primarily, of Cattell
(e.g.,
1943a, 1943b, 1945), Tupes
and
Christal ( 1992) ,
and
Norman (1963). I will suggest that, to the extent this early work
on ratings
is
said
to
provide
a
foundation
for the
FFA, subse-
quent edifices
may be
shakier than
is now
recognized.
The ex-
tensive lexical labors
of
Goldberg (e.g., 1977, 1981, 1982, 1990,
1992)
are
then considered.
The
widely ranging research
of
Costa and McCrae (e.g., 1985, 1992b; McCrae & Costa, 1985,
1987), which brought the FFA, until then based exclusively on
lexical
analyses
and
adjective ratings
of
self
or
others, into
the
questionnaire realm, is next examined. It is primarily these last
two research programs, vigorously pursued and promoted, that
have moved
the FFA
toward
its
current prominence
in
person-
ality psychology. On the basis of this series of evaluations,
largely methodological in nature, th e current status of the FFA
is appraised,
its
logical
and
psychological problems discussed,
and
some positively oriented suggestions
offered. It
should
be
noted that
a
number
of the
ideas brought forward
in
this
effort
are not
novel; many come
from
others, generally cited
but
some-
times perhaps
not
because
I do not
remember their origin.
A
Viewpoint Regarding
the
Method
and
Possibilities
of
Factor Analysis
Because
the FFA is
acknowledged
to be
rooted
in the
method
of
factor analysis,
an
evaluation
of the
approach must
be predicated upon an understanding of the method, its
strengths
and its
vagaries. Although factor analysis
is a
method
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A CONTRARIAN
VIEW
OF THE FIVE-FACTOR APPROACH
189
usable in diverse ways in a variety of contexts to analyze the
correlations
among a set of
variables,
the problems or
arbitrari-
ness
of the
method
are
often
not
given sufficient recognition.
The mathematics of the method generates a succession of la-
tent variables or factors that, subsequently, can be used, in re-
verse,
to regenerate the initial
correlation
matrix to any desired
degree of precision.
If
as many principal component factors are
extracted
as
there
are
variables
in the
beginning variable set,
the
reproduction of the initial correlation matrix i s perfect.
There would be little point to the factor analytic method,
however, if all it
provided
was as
many factors
at the end of the
process
as one had
variables
at the outset. It is
because
the
seri-
ally
extracted
factors
necessarily decrease in
their influence
on
reproducing
the initial matrix that the method can offer cogni-
tive
economy.
If the
extraction
o f
relatively
fe w
factors permits
the reproduction of the initial correlation matrix reasonably
well,
then one may consider the information contained in the
starting correlation matrix to be expressible or
explained
in
terms
of
these relatively
few
factors.
One can
then seek
to
pro-
vide
psychological meaning (usually
via
factor
rotation) for
these
summarizing
latent variables.
As
a method of data reduction, exploratory factor analysis
can often simplify and make reportable masses of data—net-
works
of interrelations—otherwise
cognitively
unencompass-
able.
For some, the promise of factor analysis has seemed to be
that the method would permit easy empiricism rather than
tough theory to develop our scientific constructs. However, it is
necessary to know and to remember the rigid logic of the
method
and its
consequent quirkiness when
it is
unwarily
set
down in the real world. The method can issue marvelous, pre-
viously obscure
connections,
it can also issue
mindless results
(e.g., see
discussion
of
this issue
by
Armstrong, 1967; Lykken,
1971).
In considering the results
afforded
by factor analysis, one
must
be
mindful
o f the
ways
the method may suggest more than
is supportable. Herewith are some cautionary remarks
about
factor
analysis that derive
from
long-available knowledge
in the
fiel
The correlations analyzed by factor analysis
reflect
what is
traditionally
and honorifically called communal or common
v ri nce But
communal variance
may
also
be
called, less con-
ventionally
and more pejoratively,
redundant variance
To the
extent
a
variable
correlates
with
other variables, it has
commu-
nal
or redundant variance: it is said to be
explainable
by these
other variables
and
conveys
no
unique information.
To the ex-
tent
a
variable does
not
correlate
with
other variables
but is
itself highly reliable,
that
variable is indexing some quality not
otherwise
being captured.
Redundancy
has its
usefulness.
In
factor analysis, redun-
dancy provides
multiple
indicators and, therefore, more reliable
indices of
underlying factor dimensions. However,
the
commu-
na l
or redundant variance observed to exist within the particu-
lar set of
variables subjected
to factor
analysis
may or may not
be
important
in
other
domains or other
settings. Therefore,
the
factors
summarizing this communal
or
redundant variance
may
or may not be important when they are brought out into
the
larger world.
As
a
contrived
but
instructive example,
consider a correlation
matrix
based on 100 variables, 99 of which intercorrelate be-
cause they are all fully reliable manifestations of the latent vari-
able, shoelace-tying competency,
in one
form
or
another. Vari-
able 100 is a fully
reliable, fully
valid but anonymous or unrec-
ognized measure of the latent variable, general intelligence,
which
is presumed here to not correlate at all with the first 99
measures. Factor analysis of this matrix will issue one general
factor explaining
all of the
communal variance.
An
unsophisti-
cated enthusiast of factor analysis would be impressed by the
finding
of
so
powerful
a factor explaining so much of the co-
variance. Further, the lonely, nameless, intelligence measure
would
likely be viewed as a
residual
and dismissively con-
signed
to obscurity. Yet, relating these factor analytic findings
to the wider, external world beyond the mathematical solipsism
of the particular
factor analysis would reveal that
the power-
ful
general factor
has no or
trivial implications, whereas
the ignored residual variable has momentous behavioral
significance.
Of course, this example is a contrived extreme. But the point
made applies
to the
real world
of
data
to an
unrecognized
or
unacknowledged extent:
the
amount
of
variance
explained
internally by a factor need not
testify
to the external psycholog-
ical importance
of the
factor.
The mix of variables submitted to factor analysis can be var-
ied
with
the
consequence
that the factors then obtained will, in
effect, be entailed rather than represent
substantive
findings. A
small factor can be
made large,
a
large factor
can be
made small,
residuals can be made into factors (or discarded as
irrelevant). One can
make
for a
simple structure
by
dropping
factorially
complex
( interstitial )
variables or prevent
simple
structure
(and even create a circumplex configuration) by
adding factorially complex variables that
blend different
sources
of variance.
If
the
locations
of
axes
in one
simple struc-
ture are not satisfying, it is possible by judicious selection and
deletion
of
variables
to
relocate
the
axes
and
have quite another
simple structure. One can
achieve such ends
by just
varying
the degree and the
location
of redundancy within the variable
set. In particular, a set of variables can be
prestructured.
That
is, wittingly or unwittingly, the set of variables subjected to fac-
tor analysis may have been previously selected so as to contain
several quite different subsets or
clusters
of redundant vari-
ables. Such
prestructuring
preordains the factors subse-
quently
found by the algorithmic operations of factor
analysis.
It is my view
that
the
frequent
presence and the powerful
effects of prestructuring are
often
no t sufficiently recognized
by
those using the method of exploratory factor analysis. In par-
ticular, it will be suggested later that, in crucial ways, influential
demonstrations
of the sufficiency of the FFA may
have been
un-
duly influenced
by prior prestructuring of the personality vari-
ables used in these analyses.
1
If so, then the
recurrence
and
robustness
over diverse samples of factor structures may be
attributable more to the sameness of the variable
sets
used than
to the intrinsic structure of the personality-descriptive domain.
Although
the method of
factor
analysis
has been
used
for al-
1
Protagonists of the FFA recently have been acknowledging the cru-
cial
influence
on factor solutions of the particular sets of measures used.
For
example, Costa and
McCrae
observe that the axes chosen by a
varimax rotation will depend completely on the selection of variables
(1992a, p. 661) . Goldberg (1993) also acknowledges this problem.
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JACK BLOCK
most a century, there is still not a clear, unequivocal basis for
deciding on the number of factors to extract in a factor anal-
ysis or how to obtain an optimum rotation of the particular
set of factors
settled
upon. Various rules exist for these conse-
quential
decisions, based on various arguable assumptions or
aesthetic preferences. One can debate th proper number of fac-
tors; is a ma trix under-factored or over-factored? Wha t are
the dangers of un derfactorin g as compared to overfactoring?
How
should
one
rotate
to
achieve psychological meani ng
and
who
is to be the judge? Should a
rotational
method be used that
destroys a general factor (varimax), em phasizes a general fac-
tor,
or
seeks
to
conform
to a
priori, perhaps theoretical, expec-
tations? Should one impose math ematic al orthogonality on the
rotated factors, or is this cognitively economical way of repre-
senting factors psychologically inappropriate?
Is an
oblique
ro-
tation, which inevitably
fits the
data po ints better, truly
a
fairer
representation of the u nde rlyin g reality, or is it a better fit only
because of the fitting of error? Should one inject unancho red,
spurious variance into th e analysis by c onsidering al l variables
to be fully
reliable,
or should the
analysis
employ more
realistic
communality
estimates that set more constraints on subsequent
rotations and produce less striking factor structures? When ro-
tating factors, should one build up a weak factor or residualize
it? Is a given factor really only a bloated specific (Cat tell,
1973)
or
tautological
(Eysenck & Eysenck,
1969)
facto r war-
ranting residualization? Or is the factor a
primary
factor or a
merging of prim ary factors into a complex or combinato-
rial
factor w ith broader but c onflated behavioral significance?
Since
complex, prim ary, and tautological factors can all emerge
simultaneously in a given factor analysis (Comrey, 1978; Guil-
ford,
1975; Lykken, 1 9 7 1 >
how does one
recognize
and re-
spond to their
different
nature s and implications? These issues
are of foundational importance because, with the method of
factor
analysis, the psychological nature of the factors ob-
tained very
frequently
changes
fundamentally
as the
number
of
factors changes and as the rotational criteria are varied. Intu-
itively
and
conceptually, these transmogrifications should
not
occur: A
real
factor should not change in meaning when an-
other factor
is
introduced
or
when rotations
are
shifted.
But in
fact,
this happens
in the
arbitrary hyperspace
of
factor analysis
and is unse ttling as one tries to i mp ute psychological meaning
to the factors robotically issued by the workings of the method.
As
Cliff
(1983) remarks in a more general context,
There
a re
typically
an
infinity
of
alternative sets
of parameters [e.g.,
factor
loadings] which
are
equa lly consistent with
th e
data, many
of
which
would lead
to
entirely
different
conclusions concerning
the
nature
of the
latent variables (pp. 122-123).
The
method
of factor analysis cannot choose among the
infinity
of possibili-
ties. The decision requires conceptual
argument
and empirical
work; one
must return
to the
task
o f
being
a
psychologist.
To
further encourage a wary perspective on the results issued
by fac tor analysis, it is also
useful
to consider the starting basis
or grist for the method. Because factor analysis processes corre-
lation
matrices, all the psychometric problems that afflict
cor-
relation coefficients have effects on the subsequent results
afforded by the
method. Thus, computed correlation
coeffi-
cients
are seriously
influenced
by the degree of relation linearity
that is present; by scaling
considerations;
by the validities of the
measures used;
by the
reliabilities
of the
measures being corre-
lated;
by
truncations , restrictions,
or
extensions
of
range
on the
variables used; by the form s of the score distributions for the
variables
being correlated; by maverick observations that may
improperly raise or lower correlations; by method variance; by
merging
different
kinds of samples m anifesting different covar-
iance
patterns (e.g., males and
females)
into one large, hodge-
podge sample wherein
the
resultant correlations
are an
irrele-
vant function
of the
relative sizes
of the
samples being inapp ro-
priately
combined; by heterogeneity with respect to a third
variable (e.g.,
measures x and y m ay be
unrelated
but
because
each correlates with age, x and y
will
correlate and appear on
the
same factor unless age is
partialed);
by whether the variables
being correlated are represented by differential scores or by cu-
mulative scores (Loevinger, 1948); and much more. The
downstream findings issued by
factor
analysis may be
funda-
mentally
affected
by these
often
unevaluated upstream
influences.
For example, it appears th at the B ig Five factors are reason-
ably orthogonal when data from a homogeneous sample of sub-
jects are evaluated, but when data from a more heterogeneous
sample are factored, the consequent factor structure may ap-
preciably lose its orthogonality (see, e.g., Costa & McCrae,
1992c; Goldberg, 1992,
p. 37;
Mroczek,
1992). For
another
ex-
ample, consider that introspectiveness and impulsivity
correlate quite negatively in a sample of Air Force jet pilots bu t
quite positively in a sample of male graduate students, with the
consequence that a factor analysis
will
locate these two impor-
tant variables differently, depending on the whether the data be-
ing
evaluated are
from
the first sample, the second sample, the
samples combined, or the two samples in various proportions
(Block,
1955).
Because of the man y kinds of unrecognized or
unattended-to influences on correlation
coefficients—notably,
in my
view,
the usage of psychologically different subject sam-
ples— the findings of factor analysis, especially with regard to
the factors emerging later in the factoring sequence,
often
do not
replicate
from
one analysis to another or
will
appear in
different
form.
I n
p articular,
on e
mu st guard against easy
and
convenient
dismissal of factors that may not replicate or have not yet been
replicated. The
factors being
dismissed may
well
be
reliable,
im -
portant within each of the analyses, and may well be crucial to
recognize when the aspiration is to develop a comprehensive set
of
constructs for the description and understanding of
personality.
At a
deeper,
conceptual
level, there
is the question of
whether
the ubiquitously used correlation coefficient is, by its nature,
able
to
represent pivotal features
of
personality functioning.
For
example, correlation coefficients
fail
to adequately represent
asymmetricality
of
relations (e.g., although wittiness
and
intelligence correlate,
and wittiness necessarily entails intel-
ligence, intelligence
does no t
entail wittiness; although
a talk-
ative
person
is
necessarily
gregarious, a
gregarious person
need
not be talkative).
There
is
also
th e
complication
of
condi-
tionality o f relations (e.g., agreeableness with other individu-
als may be
m anifested
if and
only
if the
individuals involved
are
at the
same
or
higher status
or
social level; spontaneity
may be
manifested
only in safe conte xts). Correlation
coefficients
imperfectly
reflect
such relations. To the extent these relations
exist,
the
psychological interpretation
of
subsequent factor anal-
ysis
findings
will
be
misdirected.
Of course, recognition of the
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A
CONTRARIAN
VIEW OF THE
FIVE-FACTOR APPROACH
191
insufficiencies of
correlation
coefficients
should
n ot
cause their
abandonment. Rather,
there needs
to be
more
awareness of their
inadequacy
for various conceptual
purposes.
For reasons such as these, and others, a new look in factor and
covariance
structure analysis may be emerging. MacCallum
and Tucker (1991) have presented a more realistic framework
for
the common-factor model, on e that recognizes the differ-
ence between
measured
variables and
modeled
variables. Their
approach, which awaits
further
development, respects the non-
linear
influences
of common factors on measured variables or
the presence of large numbers of minor common factors (p.
503). Cudeck and
Henly
( 1991) discuss various sources of dis-
crepancy between models
of
covariance structures
and the
sam-
ple matrices
from
which these models are derived. They present
sobering remarks on the model selection problem and re-
mind
us that such models are only descriptive or summarizing
devices. Their concluding paragraph is worth quoting here:
Yet
even with
models that are intended to describe or summarize,
the problem of making comparisons inevitably arises when two or
more structures apply
to the same data and one
wishes
to
evaluate
their
relative performance.
Often
the
best that
can be
done,
which
is
actually
a
useful accomplishment whose value should
not be
minimized, is to
state
clearly the criteria that are used in the com-
parison, in conjunction with descriptions of the models, character-
istics of the
data,
and the
purpose
for
which
the
models were con-
structed. Evaluations of this kind inevitably include elements o f
prior
experience
and
individual preference. These personal points
of view should
be
articulated.
Many
believe such
subjectivity in
model development is somehow unscientific and undesirable, as if
it
could
be
avoided
by
pretending
it
does
no t
exist.
(p .
518)
Finally,
as an anthropological observation, an unremarked
oddity in the field of
factor
analysis warrants noting: Regardless
of
the
content domain being evaluated,
the
great majority
of
published
factor
analyses report relatively few
factors—three
through perhaps six or seven factors. Rarely does the
factor
an-
alyst
settle
on more factors in
reporting
substantive
results.
There
can be
valid reasons
for
such
findings:
There
may
indeed
be only
a small number of latent dimensions underlying the
starting
correlation matrices. But the underlying motivation of
many
factor analysts should be considered as well. They wish
to
achieve latent dimensions explaining large amounts
of the
covariance present. Otherwise, the method could be said to lose
its raison d'etre. Unfortunately, however, this ambition of the
factor analyst
is
opposed
by
logical constraints residing
in the
nature of the
procedure.
To
have many factors would necessar-
ily diminish
the
explanatory power
of
each
and
result
in a
cognitively complicated
picture of the
world.
To
enhance
the
importance of the factors in an
analysis,
it is
therefore prag-
matically preferable to restrict their number and to discourage
the existence of numerous, small factors. If one allows for the
level of communality
usually
existing in empirical matrices
(attenuated by unreliability and by the specific variance of the
measures being analyzed), each of five factors would be con-
strained to explain on the average not more than
about
8% or
10 of the total variance. This is on the verge of explaining
too
little
variance to be
satisfying
to many factor analysts. The
human preference for schematizing the world a t a certain level
of
complexity (Miller, 1956)
may be
operative here. Such cog-
nitive preferences,
subsequently
firmed
into commitments,
may
underlie
the
motivation
of
some factor analysts toward sparse
solutions rather than solutions involving more numerous and,
therefore, more
complicating latent
dimensions.
The preceding disquisition is by way of saying that factor
analysis is a highly useful technique for the study of personality,
but it is not a method for all reasons. As Costa and McCrae
(1992a) say, Used intelligently,
it can
yield valuable insights
(p. 654). But abject deference to the method and the results
it
issues is not warranted (see, especially, Lykken, 1971). It is
unlikely indeed that
the
logical structure
and
sequence
of
oper-
ations underlying the method of factor analysis and correla-
tional data can reflect the way individuals evolve, articulate, and
conditionally
use
descriptive terms
to
characterize themselves
and others. To the extent that the method of factor analysis, per
se,
is said to provide
sufficient
or strong justification for the five-
factor approach to the description of individual differences in
personality, we must remember to look for and evaluate the un-
acknowledged assumptions
or restrictions that in fact undergird
the
data
used, the correlation
coefficients
subsequently gener-
ated, the factor analytic logic, the factor analytic heuristics, and
the interpretations of the consequent factor analytic findings.
The
faith
of
FFA
adherents—their premise and their prom-
ise—that
the field of personality psychology can confidently rely
on the factor analytic algorithm as an appropriate and
sufficient
basis
for
objectively deciding
on the
theoretical constructs
to be
used by personologists is, in my
view,
unwarranted, naive, and
limiting.
Certainly,
the
results afforded
by
factor analysis
thoughtfully
and fairly applied should
often
be
influential.
But
also influential should be understandings gained
from
experi-
mental investigations,
from
intimate and prolonged observa-
tions of other people,
from neurophysiological
recognitions,
from
psychiatric insights,
from
personal introspections,
from
formal cognitive efforts to
create
a theoretical system that en-
compasses a chosen domain of phenomena, from the thoughts
flicking
through
one's mind as one
drifts
toward sleep,
from
any
and
all possible
contexts
of discovery (Reichenbach, 1951).
None of these sources
will
be fully dependable in the seeking of
incisive, generative, and coherently related concepts, but all can
contribute to a context of theory construction that then
warrants
the context of
justification (i.e.,
validation)
(Reichenbach,
1951)
and, in a helical process, takes the science
onward
to a new context of discovery.
A
Revisionist History of the Discovery of the Big Five
Approach to Personality Description
Previous historical accounts of the FFA have come only
from
proponents of the FFA. Therefore, it may be
useful
to provide a
more skeptical rendering of the chronology. In focusing on the
several foundational studies of the FFA, I
will
suggest
that,
if
the
footings of the FFA are less than secure, the structure subse-
quently
erected may not be a house all
will
wish to enter.
Role ofAllport
The FFA approach in America may be said to have begun
with Allport and
Odbert's
(1936) onerous compilation of all
the
terms
in the
1925 unabridged, 400,000 word edition
of
Webster s
Ne w
International ictionary
they judged as usable
to distinguish the behavior of one human being
from
that of
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192
JACK BLOCK
another (p. 24). They came up with 17,953 single-word de-
scriptor terms. T o this enormous collection, Allport and Odbert
applied their definition of
trait
as generalized and personal-
ized determining
tendencies—consistent and
stable modes
of
an individual's adjustment to his environment (p. 26) and
came up with a primary
list
of only
(
sic 4,504 nonjudgmental
trait-names,
still
a
very large set. They
suggested that
their
alphabetical listing of
trait-names might prove
to be a useful
resource
for
psychologists developing rating scales
and the
like.
However, Allport warned that common speech is a poor guide
to psychological subtleties (Allport,
1961,
p. 356).
RoleofCattell
Next on the
scene
was
Raymond Cattell
(1943a,
1943b,
1947). Cattell subscribed
to
what subsequently
has
become
known as the lexical hypothesis: All aspects of hum an person-
ality which
are or
have been
of
importance, interest,
or
utility
have already become recorded in the substance of language
(1943b, p. 483). He began with the Allport and Odbert trait-
name listing but , noteworthy and
often
no t noted
(but
see John,
Angleitner, &
Ostendorf,
1988), he
deemed
it insufficient.
To
make
the list o f
traits
as
complete
as
possible.
. . in
addition
to
all
that could
be
obtained
from the dictionary, the substance of
all syndromes and types which psychologists have observed and
described
in the
past
century or so [were added]. (Cattell, 1943a,
p.
491)
Thus, he made sure that terms reflecting aspects of personality
he
deemed to be important—introversion/extraversion, emo-
tional
maturity,
his
construct
of cyclothymia/schizothymia
(the essence of the agreeableness factor, according to French,
1953, p. 222), ascendance/submission, Thurstone's radical-
ism/conservatism variable, McDougall's
temper
variables,
and
many
more—were
included
in his
starting list.
Cattell's considered additions to the dictionary listing pro-
vided
by Allport and Odbert may
well
have been heuristically
beneficial.
B ut a consequence of his decision to introdu ce terms
to represent a ccumulated psychological insights was to depart
significantly from the
dictionary
offerings of
Allport
and Od-
bert; he was no
longer entitled
to
claim that
his
selected
set of
variables was a
truly representative
list. . .
derived
from
lan-
guage (1945, p. 70).
Cattell
then proceeded through an a mbitious, retrospectively
unspecifiable
sequence of semantic
decisions
to
abbreviate this
list. Applying his personal judgment at various stages in the
elimination sequence, he first
proffered
17 1 terms
(4%)
of the
Allport and Odbert adjectives as
sufficiently
representin g the
personality sphere. But because
171
traits were still too
many at the time for his computational capabilities, the terms
were further clustered via correlational analysis aided by Cat-
tell's sema ntic understanding of the terms, producing about 60
clusters (194 3a, 1945). These were still too many, and so a fur-
ther reduction was enforced to achieve a computationally man-
ageable
set of about 35 bipolar rating scale dimensions
based
on clusters
of
variables
and
termed
by
Cattell
as the
standard
reduced personality sphere (1945, 1947). Cattell went on to
factor
ana lyze some peer ratings based on these 35 variables
and concluded that
12
primary factors underlay personality.
These factors do not match
well
w ith the factors subsequently
known
as the Big Five. For a
fuller
description of the sequence
by
which Cattell evolved
his
lexical reductions, consult John,
Angleitner,
and Ostendorf (1988).
More tha n 99% of the 4,504 trait-name adjectives of Allport
and Odbert and those first added by Cattell had been eliminated
along
Cattell's
way.
This final set of 35 distilled variables
proved
to be u nusu ally consequential because of its acceptance and fre-
quent
use, in one
form
or another, by later researchers. Al-
though Cattell's 35 variables certainly represented his own best
judgment
at the
time
o f
what
the
most important variables
of
personality were, he also acknowledged that his reductions
could
well
have eliminated personality features
of
relevance
(Cattell, 1945, p. 7 1 ) .
It
is no denial of Cattell's brilliance, psychological acumen ,
and many scientific contributions
to
recognize, along with
Joh n, Angleitner, and Ostendorf, that a n ultimate set of vari-
ables for a scientific theory of personality should not be so de-
pendent on any one person functi oning in a private, conve-
nience-emphasizing,
and
subse quently unevaluated way.
In
par-
ticular,
one must wonder to what extent Cattell's prior
theoretical notions regarding personality, however valid,
influ-
enced
his
sequential n arrowin g
of
possibilities
and his
construc-
tion
of variables by clustering terms. D id he introduce semantic
structures th at subsequently would underlie and even entail the
results
afforded
by subsequent empirical usage of his variable
set? I believe so and illustrate this possibility in my discussion
of
the
work
of
Tupes
and
Christal (196 1/199 2).
Role of Tupes and Christal
Tupes
and
Christal, personnel selection psychologists
em -
ployed by the Air Force to im prove
officer
selection and promo-
tion procedures, reported
a set of
analyses subsequently hailed
by FF A
advocates
as
the discovery
of the Big
Five dimensions
and as the pivotal work tha t . . . laid the foundations
for.
. .
the five-factor model
(McCrae, 1992,
p.
217). Their internal
technical report has been
often
c ited over the years, but, because
it was not
published
in an
archival journal until recently,
it was
difficult
to find.
Because their study
has
been
so
often
and
widely hailed,
it is
useful
to
consider
the
Tupes
and
Christal
contribution in closer detail than it usually has received.
In their very brief account (a bit more than eight pages of
text in the
original),
Tupes and Christal described eight factor
analyses of Cattell's rating variables. A ll the subjects rated were
in their early 20s.
Six of the
analyses involved peer ratings,
two
were based on ratings of subjects provided by older, status-supe-
rior raters. There were
five
male samples
and one
female sam-
ple. Four of the analyses derived
from
Air Force
data,
two anal-
yses
were of data earlier analyzed by Cattell
(1947, 1948),
and
two analyses employed data previously factored
by
Fiske
(1949).
The analyses of the Air Force samples initiated and were cen-
tral
to the
Tupes
and
Christal
report.
Therefore, details
of data
gathering in the Air Force context assume special importance.
For example, the individuals in one sample knew each other as
little
as 3
days;
in
three other
Air
Force
samples, the
length
of
acquaintance was 2, 3, 8, or 26 weeks.
Th e
raters
were untrained, psychologically naive subjects, and little
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A CONTRARIAN VIEW OF THE FIVE-FACTOR APPROACH
193
time could b e made available fo r training them a s raters. Therefore
the
rating procedure must
be simple,
requiring
a
minimum
of
trained judgment. Only
about
two hours [in one sample, only one
hour] were available
for
the rating. . . [of] 2 5 to
30
subjects on 30
or 35 traits. (Tupes, 1957, p. 4)
An issue must
b e
raised here that will
be
more fully consid-
ered
later
in
this article.
Can the
psychological perceptiveness
of
Air Force officers and
officer candidates,
as quickly expressed
by 3-point ratings
on 30 or so
scales
in an
officially
required
research
p rogram regarding 12
to 30 of
their peers know n
fo r
such
short periods, provide
a
fundam ental data basis
for
dis-
cerning
the essential dimensions for the scientifically
sufficient
description
of
personality?
In
six of the analyses, 8 orthogonal factors were extracted; 5
factors
were extracted in another analysis and
12
factors were
extracted in the analysis of the
female
sample. Summarizing
their
findings, Tupes and Christal concluded that in each of the
eight analyses based upon the Cattell variables, five fairly
strong and
recurren t factors emerged. They were impressed,
and later other psychologists were impressed, by the marked
congruence among the five-factor patterns derived in so many
analyses.
suggest tha t, fo r technical reasons, the degree of recurrence
of
this
five-factor
structure over their eight analyses
may not be
so striking as has been assumed. Although the analysis of their
first Air Force samp le used the centroid method of
factor
anal-
ysis prevalent
at the
time, followed
by
subjective rotation,
the
remaining seven
factor
analyses
all
employed
the
multiple-
group
method
of
factor analysis.
The
multiple-group method
of
factor
analysis (see, e.g., Harm an, 1967, chap.
11),
now long-
abandoned and mostly forgotten, was frequently used in the
precomputer era to lessen the laborious calculation centroid
factor
analysis
o therwise required.
The
multiple-group method
permitted the extraction of a number of factors in one labor-
saving
operation. The
centroid method,
on the other hand, ex-
tracted factors
serially and
involved protracted computations
of successive residual matrices. To lessen the subsequent com-
putations, the multiple-group factor analyst first had to parti-
tion the set of
variables into
a
number
of
groups (i.e., antici-
pated factors) according to preconceived hypotheses. All these
preconceived factors then were extracted simultaneously, fol-
lowed by the calculation of a residual matr ix. This residual ma-
trix,
if its elements were sizable, might then be subjected to fur-
ther analysis, usually by the centroid method.
In
the first of the Tupes and Christal factor analyses, eight
factors were arduously extracted
via the
centroid method.
These factors were then subjectively rotated toward orthogonal
simple structure so as to residualize three o f them (i.e., via ro-
tation, the loadings of variables on three factors were deliber-
ately m ade generally low enough so that these factors could be
said to be
unimportant, thus justifying their elimination
from
subsequent consideration). However,
in the
subsequent seven
factor analyses, wherein
the
multiple-group method
was
used,
the variables were grouped into five subsets p restructured so as
to correspond to the five rotated factors decided upon in the first
study.
That
is, the
orthogonal factor structures
of the
last seven
analyses were created to conform
insofar
as possible with the
factor structure solution settled upon in the first analysis. In
effect, Tupes and Christal used their first factor solution as the
target matrix for all their subsequent analyses. Factors repre-
senting other than these five pregrouped sets of variables were
residualized, except in the female sample in which the fifth fac-
tor was split into two
subfactors.
A s Horn (1967) has compel-
lingly observed, Procrustean rotations to fit a target matrix can
show seemingly impressive congruence with the target even
when random variables are involved. Inevitably, then, the pre-
structured solutions used in the last seven Tupes and Christal
multiple-group factor analyses fitted the target matrix at least in
part because of fitting
error.
The extent to which capitaliza-
tion on chance w as involved h as never been evaluated, but it
certainly underlies a portion of the factor recurrence
observed.
A more im portan t concern to register, however, is that the
semantic structure underlying the Cattellian variables used in
all
the
analyses
by
Tupes
and
Christal
may
have intrinsically
predestined the facto r solutions subsequen tly observed. For ex-
ample,
their first factor was defined by variables
labeled
as se-
cretive, silent, self-contained
or
reclusive
as
opposed
to
sociable, and
talkative. Referring
to
Soule s D ictionary of
English Synonyms
(Sheffield,
1959), under the term
secre-
tive, there is the
following
entry (cited completely): reserved,
reticent, close, uncomm unicative, cautious, wary, taciturn (p.
470).
As these synonyms attest, the variables identifying the
first
factor
of
Tupes
and
Christal were highly
redundant. There-
fore, if the subjects providing the basic data were not responding
incoherently,
there is no problem in understanding how such
redund ant rating scales will, in a facto r analytic context, gener-
ate a factor dimension. A second factor was defined by such
variables labeled
as
composed, calm, placid,
and
poised. Again referring to Soule, under the heading com-
posed is the following: calm, quiet,
unruffled,
undisturbed,
unmoved,
tra nq uil , placid, sedate, collected, self-possessed, im -
perturbable, cool
(p .
109). Although
no t
included under
composed,
the
term
poised
when referenced identifies
composure as a synonym. It is obvious how such virtually
synonymous
rating scales will generate
a
mathematical factor.
A third factor
was
based
on
such ratings
as
good-natured,
cooperative, and
mild;
a fou rth factor stemmed
from
rat-
ings
of artistic, imaginative, and intellectual; a fifth fac-
tor emerged from ratings of the eq uivalent scales responsible,
scrupulous,
and
seeing
a job
through
in
spite
of difficulties
or temptations.
It is not
surprising when semantically related
variable sets prove to load on the same factor; as these terms are
used
by
often inarticulate
or
language-insensitive raters, their
redundancies are great. Consequently, their factorial equivalen-
cies
may
only
testify to the
reliability
and
coherence
of the
rat-
ings
made of the subjects. Rather than representing trul y sub-
stantive findings, the Tupes and Christal
factor
findings may
simply reflect the prestructuring that somehow crept into and
characterizes the Cattell-specified variables. Therefore, al-
though
five
factors
may
well characterize
the data sets
Tupes
and Christal created or used, this finding may not be of great
moment.
2
2
The preceding discussion does not reintroduce the Shweder
(1975)
argument that personality judgments are no more than statements
about
how
respondents classify things
as
alike
in
meaning (p. 482).
As
Block, Weiss, and Thorne (1979) observed, in no way whatsoever is it
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194
JACK BLOCK
Factor interpretation
and
factor naming
is
always
a difficult
problem and usually cannot be done quickly or
satisfyingly (but
see Meehl, Lyk ken,
Schofield,
& Tellegen,
1971).
As personnel
selection psychologists w orkin g in the
unfamiliar
field of per-
sonality,
Tupes and Christal did not elaborate conceptual un-
derstandings of their five factors. Instead, guided by earlier work
of French (1953), they sim ply entitled their five factors, without
any elaboration
of
their
meaning
whatsoever,
as
Surgency
or
Extroversion, Agreeableness, Dependability, Emotiona l Stabil-
ity or the
Opposite
of Emotionality, an d
Culture.
These terse
Tupes
and
Christal
labels have been extrao rdinar-
ily
durab le over
the
years
and
have shaped
thinking and
research
interpretations.
It is of
historical
and
evidential interest
to ex-
amine more closely the original basis in French's work for one
of these perduring and portentous factor labels.
French, a psychometrician at the Educational Testing Ser-
vice, had reviewed 6 8 factor analyses of personality variables
and issued a laconic, cau tious report presented as a reference
source on
factorial
studies
rather than as a theoretical
exposi-
tion . .
.
(p.
8). Abstracting
from
these
68
studies, French
offered
a
total
of 49
factors, presented alphabetically from
Agreeableness
to Will
Control,
as
having been observed
in
at least two studies. The French review was a careful evaluation
of a
body
of
literature
he
recognized
as deficient in
ma ny ways.
Often,
the
factor analyses available
to
French were based
on
data conceptually or methodologically unacceptable even by
the prevailing standards
of the
time. Consequently,
the
resulting
factors were of ambiguous meaning or implication and French's
effort to identify or
summarize reproducible factors
was se-
verely limited, as he was
fully
aware.
The
very
first
factor presented
by
French
as
perhaps replica-
ble, Agreeableness (on e of the Big Five ), was predicated on
10
factor analyses,
as
follows: Lovell (1945) factor analyzed
13
Guilford
qu estionnaire variables. Thurstone
(1951)
reanalyzed
Lovell's
matrix. Baehr
(1952)
factored
a
variation
on the
Guil-
ford
variables. Bolanovich (1946) factored ratings b y supervi-
sors of field engineers on such variab les as personality,
sales
ability, and desire for self-improvement. Brogden's (1944)
paper, A Multiple-Factor Analysis of the Character Trait
In -
tercorrelations Published
by
Sister Mary McDonough
was
based on religiosity ratings of early adolescents attending paro-
chial
school during
the
1920s (McDonough,
1929).
Tschech-
telin (1944)
factored ratings
of
children
by
their classmates
with
regard to such variables as
good sport,
punctuality,
and sense of humor. Rey burn and Taylor (1939) factored rat-
ing
data
previously published by Webb
(1915).
And three fac-
tor analyses by Cattell
(1945,
1947, 1948) were scrutinized as
well.
I suggest that, although these several studies were respectable
products of their
times
and although French was diligent in
seeking common denominators across analyses, an everlasting,
overarching, theoretically useful psychological
concept cannot
be extracted
from
this empirical melange. Instead, we have a
broad, bland, impressively unincisive umbrella of a label—
possible to proceed from specific semantic similarity judgments. . .to
a specification of just which individuals are rated high or low on a par-
ticular rating
dimension
(p. 1057).
Agreeableness—under which
any
number
of
importantly dis-
tinguishable personality qualities
may
escape analysis.
I
further
suggest, on similar grounds, that the other
four far-flung,
allu-
sive
labels taken over by Tupes and Christal should not have
entered the personality firmament on the basis of this early fac-
tor an alytic review.
Role
of
orman
The
unpublished
Air
Force technical report
by
Tupes
and
Christal might well have languished, unattended and without
consequence, had not Norman (1963) picked up the baton.
Norman
had
taxonomic concerns.
He
noted that the con-
struction of more
effective
theories of the development, struc-
ture,
and
functioning
of
personality will
be
facilitated
by
having
available
an
extensive
and
well-organized vocabulary
by
means
of
which
to
denote
the
phenotypic
attributes of persons
(p .
574). And he accepted the
Allport
and Odbert
argument
that
perceptible differences between persons in their characteristic
appearance or mann er of behaving or changes over time and
situations
of
single individu als
in
these regards become codified
as a
subset
of the
descriptive predicates
of the
natura l language
in
the course of its development
(p . 574).
Norm an's discussion
of the issues involved is sober and sophisticated: It is explicitly
not assumed that complete theories
of
personality will simply
emerge automatically from such taxonomic efforts.. . . There
is a good deal more to theory construction . . . than the
development
of an
observation language—even
a
good one
(p.
574).
However,
his
empirical
offering
consisted only
of a
replication
of
the study of Tupes and Christal. On the basis of the factors
identified
by Tupes and Christal, Norman selected 20 of their
Cattellian variables
(the four
variab les best represen ting each of
the five factor s). B y his variable selection procedure, he limited
himself to the variables most likely to demonstrate simple struc-
ture. He then had several groups of undergraduates offer peer
ratings using this
restricted set of
variables.
By
this narrowed
selection
from
among wha t has already been suggested m ay be a
prestructured set of variables, it
follows
that the factor structure
subsequently observed may have been a foregone conclusion.
Norman's findings, however, were subsequently viewed as fur-
ther empirical support for the existence, primacy, and perhaps
sufficiency of the five
orthogonal personality factors reported
by
Tupes and Christal (No rma n renamed the Dependability
factor as Conscientiousness, a replacement label that subse-
quently
achieved p reference).
It
should be noted that in collecting peer ratings by laypersons
on a
restricted
set of 20 variables and in emphasizing the
basic
importance of the five personality factors subsequently ex-
tracted
from
this kind
of
data, Norman would seem
to
have
shifted from
h is
announced focus
on the development of a
sci-
entifically
oriented language for the description of personalities
to a study of the way laypersons use a constrained language to
characterize other laypeople. There
are connections—impor-
tant,
useful, even crucial
connections—between
these two em-
phases,
but
they
are not the
same. Psychologists certainly
can
learn a great deal for their science by studying the nature of lay
observations. But it does not
follow that
lay usages should be
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A CONTRARIAN VIEW OF THE FIVE-FACTOR APPROACH
195
taken over to provide the basic concepts of the field of personal-
ity psychology.
In contemplating
his
1963 study,
and
prompted
by the
sug-
gestion of Tupes and Christal that the C attellian variables might
have
omitted some
of the
personality concepts residing
in the
Allport-Odbert adjectives, Norman decided that
it was
time
to
return
to the
total
pool
of
trait names
in the
natural language—
there to search for additional personality indicators not easily
subsumed under one or another of these five recurrent factors
(1963, p. 582).
To locate personality terms
that
were new o r previously omit-
ted, Norman (1967) searched a later unabridged edition of
Webster and found 175
single-word
descriptors to add to the list
compiled by Allport an d Odbert. Then, applying his own set
of decision rules for sorting through this descriptor lexicon, he
excluded
terms judged
to be
purely evaluative
and
mere quan-
tifiers, ambiguous, vague, and . . . metaphorical, very
difficult, obscure,
and
little-known,
and
anatomical, physical
and grooming characteristics.
The
remaining terms
he
further
sorted into
the
categories
of stable
traits, temporary
states,
and social roles.
Excluding
the latter two categories as inap-
propriate for the purpose of personality description, Norman
was
left with 2,800 single-word descriptors deemed to represent
stable traits. These remain ing terms were then administered
to undergrad uates to empirically assess their understandability
by laypersons, thei r social desirability, and the degree to which
undergraduates believed these terms were descriptive
of
them-
selves
an d
their peers. After Norm an removed terms
he
judged
to be ambiguous or
unfamiliar
to the typical college student or
redundant, 1,431 terms remained. With this last culling, Nor-
man had a pool of descriptors he believed approached suitabil-
ity fo r
the development
of a
structured taxonomy.
Norman then proceeded
to a
further, semantic sorting
of his
stable trait terms that, although never formally reported an d
published by him (but
described
by Briggs, 1992; Goldberg,
1981, 1990; John et al., 1988; John, 1990), may have
influ-
enced later research findings. Impressed by the factor structure
that
he,
Tupes,
and
Christal
had
identified earlier,
and
using
his
understanding of the psychological m eaning of the factors, Nor-
man personally sorted h is 1,431 term s according to their judged
fit into his five dimensions an d assigned the terms to the positive
or
negative pole
of
each dimension.
As a final
step,
he
examined
the
terms
at
each pole
a nd
further formulated what
he
judged
to be
semantic clusters within each pole.
In
all,
he
sorted
his
1,431 terms into 75 sem antic clusters specifying one or the other
end of the five-factor dimensions he viewed as paramount.
Fewer
than 25 terms were
left
unclassified by Norman. The
John, Angleitner, and
Ostendorf
(1988)
historical review
may
be
consulted
for
closer information regarding this Norman
effort.
Although Norman did not proceed
further
with his terms
and trait clusters, his delineation and structuring of the trait
lexicon
provided
an
important starting point
for
subsequent
efforts
to
advance
a
lexically based tra it taxonomy.
By the mid-1960s, the initial phase of the FFA may be said
to have ended. A lthough a number of
subsequent
articles (e.g.,
Borgatta, 1964; Digman
& Takemoto-Chock,
1981; Smith,
1967) also reported sim ilar five-factor solutions of rating data,
these studies all were based on v arious versions of the Cattellian
or Norman variable
sets
and so these later studies can be classi-
fied as
further
manifestations of this early stage of the FFA.
Given that prestructured sets of variables may have been used,
it follows that
the fiveness of the
factors emerging
in
these
later studies and their appreciable
(but
no t
full)
similarity of
factor interpretation need not be viewed as persuasive.
The curren t FFA frequently memorializes and cites as foun-
dational the empiricism of
this
first
phase
of the
FFA.
There-
fore, to the extent the concerns expressed previously regarding
this
first
phase
are
cogent,
a
muting
of
these observances
may
be in order. However, it is on the basis of contemporary accom-
plishments rather than its early history that the FFA must
achieve its claimed deservedness. And so, the later work that
has
zoomed the FFA into its present prominence must be
considered.
The second, and
current,
phase of the FFA began with the
work
of
Goldberg (e.g., 1977, 1981, 1982, 1990, 1992),
who
sought to go beyond the constraints set by
Cattell's
choice of
variables. Working
with
larger numbers of adjectival
descrip-
tors, he has
presented
a refinding and refining of the five factors
reported by earlier investigators. The consequent claims for this
lexical approach merit alternative analysis. Further, the team of
Costa
and McCrae
(e.g., 1985,
1992c;
McCrae
&
Costa, 1985,
1987) has
brought
the
FFA, which
had
been focused exclusively
on adjective-based ratings of self or others, into the question-
naire
realm. Th eir adopting
and
adapting
of the Big
Five frame-
work also warran ts close scrutiny.
Five-Factor Lexical Approach
Goldberg (1971) had long been concerned w ith the question,
Why measure
th t
trait? With close knowledge of Norman's
(1963)
work
on an adequate taxonomy o f personality attri-
butes (p. 57 4) and heuristically using the lexical hypothesis,
during
the
1970s Goldberg began
and has
sustained
a
meticu-
lous lexical and taxonomic
effort.
Among his many
studies,
he
evaluated the role of the evaluation component in adjective us-
age
(Peabody
&
Goldberg, 198 9), their
frequency in
various
categories (Ha mps on, Joh n, & Goldberg, 1986), the consis-
tency w ith w hich adjectives
a re
used
by
laypersons (Goldberg
&
Kilkowski,
1985), the
level
of
abstractness
of
adjectives (J ohn ,
Hampson,
&
Goldberg,
1991), the
influence
of
unipolar
and
bipolar contexts for the way adjectives are employed (Goldberg,
1992),
and—not
least—the factor structure underlying lay us-
age
of
adjective-descriptors.
For
ma ny years, Goldberg's taxon omic work
was
communi-
cated only
informally
to members of an invis ible college of
assessment psychologists
at
conferences
or via
technical reports
(e.g., Goldberg,
1977,1980, 1983).
Increasingly,
over
the years,
his
views
an d arguments became persuasive. Two pub lications
summarizing his lexical work appeared relatively early and
proved especially
influential
(Goldberg, 1981, wherein
he
coined the phrase the Big-Five ; 1982). More recently, he has
presented a major, integrat ive report intended to alleviate any
qualms about the generality of the Big-Five structure of per-
sonality descriptors (Goldberg, 1990, p. 1223). Along the way,
he has
offered
a variety of sets of adjectives as marker vari-
ables so that indiv iduals can be assessed in terms of the lexical
Big Five factors (Goldberg, 1980, 1983, 1992).
Goldberg's program of thinking and research has been pred-
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196
JACK BLOCK
icated on the assum ption, questioned earlier, that the method of
factor analysis is suitable an d
sufficient
for achieving a scien-
tifically
c ompelling personality taxonomy. In addition, the lexi-
cal approach involves premises, procedures, and findings that
often
adm it alte