Who are Free Soft Developers?

Slide 1: Introduction Personal Features Contribution attributes Geographic Origin Free Software Developers Master on Free Software Juanjo Amor, Gregorio Robles {jjamor,grex}@gsyc.escet.urjc.es GSyC/Libresoft 2-3 November 2007 Juanjo Amor, Gregorio Robles Free Software Developers

Slide 2: Introduction Personal Features Contribution attributes Geographic 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

Slide 3: Introduction Personal Features Contribution attributes Geographic Origin Who are the Free Software Developers? (I) (mail received with the subject “Fiest´n en Teleco”) o Juanjo Amor, Gregorio Robles Free Software Developers

Slide 4: Introduction Personal Features Contribution attributes Geographic Origin Who are the Free Software Developers? (II) The open development model of Free Software projects is prone to a large amount of work done by volunteer developers The possibility of having micro-contributions makes it difficult to know more about developers The distributed nature of the developer population makes it difficult to know more about developers Hence, there has been a lack of knowledge about the developers until recently Juanjo Amor, Gregorio Robles Free Software Developers

Slide 5: Introduction Personal Features Contribution attributes Geographic Origin Who are the Free Software Developers? (and III) Questions to be answered: Who are the Free Software Developers? (gender, age, cultural level...) 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

Slide 6: Introduction Personal Features Contribution attributes Geographic Origin 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

Slide 7: Introduction Personal Features Contribution attributes Geographic Origin Age of Free Software Developers Juanjo Amor, Gregorio Robles Free Software Developers

Slide 8: Introduction Personal Features Contribution attributes Geographic Origin Starting Age of Free Software Developers Juanjo Amor, Gregorio Robles Free Software Developers

Slide 9: Introduction Personal Features Contribution attributes Geographic Origin Educational Background of Free Software Developers Juanjo Amor, Gregorio Robles Free Software Developers

Slide 10: Introduction Personal Features Contribution attributes Geographic Origin Professional Background of Free Software Developers Juanjo Amor, Gregorio Robles Free Software Developers

Slide 11: Introduction Personal Features Contribution attributes Geographic Origin Time devoted to libre software projects Juanjo Amor, Gregorio Robles Free Software Developers

Slide 12: Introduction Personal Features Contribution attributes Geographic Origin Time devoted to libre software projects compared to Proprietary Software Juanjo Amor, Gregorio Robles Free Software Developers

Slide 13: Introduction Personal Features Contribution attributes Geographic Origin Leadership and reputation Juanjo Amor, Gregorio Robles Free Software Developers

Slide 14: Introduction Personal Features Contribution attributes Geographic Origin Why Developers Join and Stay developing FLOSS Juanjo Amor, Gregorio Robles Free Software Developers

Slide 15: Introduction Personal Features Contribution attributes Geographic Origin Monetary rewards from developing FLOSS Juanjo Amor, Gregorio Robles Free Software Developers

Slide 16: Introduction Personal Features Contribution attributes Geographic Origin Alignement Free Software vs. Open Source Juanjo Amor, Gregorio Robles Free Software Developers

Slide 17: Introduction Personal Features Contribution attributes Geographic Origin Alignement Free Software vs. Open Source Juanjo Amor, Gregorio Robles Free Software Developers

Slide 18: Introduction Personal Features Contribution attributes Geographic Origin Geographic Origin of FLOSS developers Juanjo Amor, Gregorio Robles Free Software Developers