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    Literature Review

    LISC 6900

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    What is a literature review?

    In the terms of a literature review,

    "the literature" means the works

    you consult in order to understand

    and investigate your research

    problem.

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    What is a literature review? Cont.

    The literature review is a critical look at the

    existing research that is significant to your

    project.

    It is a systematicmethod for identifying,

    evaluating and interpreting the work produced

    by researchers, scholars and practitioners.

    You should evaluate what has already been

    done, show the relationships between different

    work, and show how it relates to yourproject

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    What is not a literature review ?

    It is not supposed to be just a summary of

    other people's work. A literature review ismore than a summary--it is a critique of

    the status of knowledge of a carefully

    defined topic.

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    Purpose of Literature Reviews

    Define and limit the problem.

    Place the study in a historical and

    relationship perspective. Avoid unintentional and unnecessary

    replication.

    Select promising methods and measures.

    Relate the findings to previous knowledge

    and suggest further research

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    Why is a literature review

    important? Demonstrates we are knowledgeable with

    relevant research

    Makes sure we are not repeating work thatother people have reported in the openliterature

    Tells us what is still unknown, or what we

    could do differently in our research Allows us a way to make sure we are not

    missing any significant issues

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    Why is a literature review

    important? Cont. Orients reader to the importance

    and scope of the problem

    Periodically updated to check for

    new research activity

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    What sort of questions should

    the review answer? What do we already know in the area

    concerned?

    What are the existing theories?

    Are there any inconsistencies or othershortcomings?

    What views need to be (further) tested?

    What evidence is lacking, inconclusive,contradictory or too limited?

    Why study (further) the research problem?

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    What literature should you

    review? 1.

    Journal articles: these are good, especially

    for up-to-date information. They arefrequently used in literature reviews

    because they offer a relatively concise, up-

    to-date format for research.

    Depending on the publication, these

    materials may be refereed or non-refereed

    materials.

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    What are refereed journals?

    Refereed materials are publications

    reviewed by "expert readers" or referees

    before publication. Refereed materials are also referred to as

    Peer Reviewed.

    Refereed materials assure readers that

    the information conveyed is reliable and

    timely.

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    What about non-refereed

    journals? Non-refereed materials such as Trade

    Journals orMagazines use less rigorous

    standards of screening prior to publication. Non-refereed materials may not by

    checked as intensely as refereed

    materials, but many can still be considered

    scholarly.

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    What literature should you

    review? 2.Books: remember that books tend to be

    less up-to-date, as it takes longer for abook to be published than for a journal

    article.

    They are still likely to be useful for

    including in your literature review as theyoffer a good starting point from which tofind more detailed and up-to-date sourcesof information.

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    What literature should you

    review? 3.Conference proceedings: these can be

    useful in providing the latest research, or

    research that has not been published.

    They are also helpful in providing

    information about people in different

    research areas, and so can be helpful in

    tracking down other work by the same

    researchers.

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    What literature should you

    review? 4.Government/corporate reports: many

    government departments and corporations

    commission or carry out research.T

    heirpublished findings can provide a useful

    source of information, depending on your

    field of study.

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    What literature should you

    review? 5.Newspapers: since newspapers are

    generally intended for a general (notspecialised) audience, the information they

    provide will be of very limited use for yourliterature review.

    Newspapers are more helpful as providersof information about recent trends,discoveries or changes, e.g. announcingchanges in government policy.

    Newspapers do not give unbiased

    opinions.

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    What literature should you

    review? 6.Theses and dissertations: these can be

    useful sources of information. Howeverthere are disadvantages:

    they can be difficult to obtain since theyare not published, but are generally onlyavailable from the library or interlibraryloan

    the student who carried out the researchmay not be an experienced researcherand therefore you might have to treat theirfindings with more caution than publishedresearch.

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    What literature should you

    review? 7.Internet: the fastest-growing source of

    information is on the Internet.

    bear in mind that anyone can postinformation on the Internet so the qualitymay not be reliable

    the information you find may be intended

    for a general audience and so not besuitable for inclusion in your literaturereview (information for a general audienceis usually less detailed)

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    Reading - getting the gist

    Check the introduction, conclusion,abstract or executive summary for themain points

    Check contents pages of books andreports pick out relevantchapters/sections

    Use the index of books or reports

    First or last sentences of paragraphs oftensummarise

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    Evaluating what you read

    Think about

    Relevance to your topic

    Intended audience Currency of the information

    Coverage of the topic that the informationprovides

    Accuracy of the information Authority of the author or information source

    Level of objectivity of the author

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    Record your sources

    Download references from online indexes

    Note keys points: problems, procedures,findings, and implications. Note any promising

    techniques or major problems and limits to thestudies.

    Keep systematic notes of the full records typethe reference in correct APA style in a database

    or on separate cards, pages, etc. This will form the basis of your bibliography for

    your dissertation

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    Organizing Your Literature Review

    The literature review has:

    an introduction to the topic, the organization ofthe review, an explanation of how studies wereobtained, and the purpose of the review

    a critical review that is organized logicallyaround key topics in the research problem.Studies are compared and contrasted as well asevaluated.

    a summary stating the status of knowledge onthe topic, gaps in current knowledge, and anexplanation ho w the review relates to yourstudy, its significance, and the researchquestions or hypotheses.

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    A good literature review

    Goes beyond simply listing relevant literature

    Is a critical essay

    Refers to the bibliography at the end of your

    dissertation

    Assesses the range of literature available

    Is a critical summary of the literature

    Examines the background against which yourown research is set

    Forms a significant section of your dissertation

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    A good literature review

    Offers opinions and personal response tothe different writings

    Relates different writings to each other,compares and contrasts

    Does not take the literature at face value

    Shows an awareness of the theories and

    values that underpin the research Uses particular language: authors assert,

    argue, state, conclude, contend