who are free soft developers?
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IntroductionPersonal Features
Contribution attributesGeographic Origin
Free Software DevelopersMaster on Free Software
Juanjo Amor, Gregorio Robles
{jjamor,grex}@gsyc.escet.urjc.esGSyC/Libresoft
2-3 November 2007
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
Contribution attributesGeographic Origin
(cc) 2007 Juanjo Amor, Gregorio Robles
Some rights reserved. This work licensed under Creative Commons Attribution-ShareAlike License. To view a copy
of full license, see http://creativecommons.org/licenses/by-sa/2.0/ or write to Creative Commons, 559 Nathan
Abbott Way, Stanford, California 94305, USA.
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Who are the Free Software Developers? (I)
(mail received with the subject “Fieston en Teleco”)
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Who are the Free Software Developers? (II)
The open development model of Free Software projects isprone to a large amount of work done by volunteer developers
The possibility of having micro-contributions makes it difficultto know more about developers
The distributed nature of the developer population makes itdifficult to know more about developers
Hence, there has been a lack of knowledge about thedevelopers until recently
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Who are the Free Software Developers? (and III)
Questions to be answered:
Who are the Free Software Developers? (gender, age, culturallevel...)
Why do they develop Free Software?
Do they earn money when developing?
Where do they come from?
There have been many surveys since 2001 on this issue: WIDI(2001), FLOSS (2002), FLOSS-US (2003), BCG Hacker Survey(2003), etc.
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Gender
98 % male
2 % female
(The statistical error lies around 3.5 %)
Does any discrimination exist? (see Krieger et al.)
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Age of Free Software Developers
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Starting Age of Free Software Developers
Juanjo Amor, Gregorio Robles Free Software Developers
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Educational Background of Free Software Developers
Juanjo Amor, Gregorio Robles Free Software Developers
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Professional Background of Free Software Developers
Juanjo Amor, Gregorio Robles Free Software Developers
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Time devoted to libre software projects
Juanjo Amor, Gregorio Robles Free Software Developers
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Time devoted to libre software projects compared toProprietary Software
Juanjo Amor, Gregorio Robles Free Software Developers
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Leadership and reputation
Juanjo Amor, Gregorio Robles Free Software Developers
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Why Developers Join and Stay developing FLOSS
Juanjo Amor, Gregorio Robles Free Software Developers
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Monetary rewards from developing FLOSS
Juanjo Amor, Gregorio Robles Free Software Developers
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Alignement Free Software vs. Open Source
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
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Alignement Free Software vs. Open Source
Juanjo Amor, Gregorio Robles Free Software Developers
IntroductionPersonal Features
Contribution attributesGeographic Origin
Geographic Origin of FLOSS developers
Juanjo Amor, Gregorio Robles Free Software Developers