Gender: Representation and Online Participation in StackOverflow - - PowerPoint PPT Presentation

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Gender: Representation and Online Participation in StackOverflow - - PowerPoint PPT Presentation

Gender: Representation and Online Participation in StackOverflow Bogdan Vasilescu Andrea Capiluppi Alexander Serebrenik @b_vasilescu @acapiluppi @aserebrenik


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Gender: Representation and Online Participation in StackOverflow

Bogdan Vasilescu Andrea Capiluppi Alexander Serebrenik @b_vasilescu @acapiluppi @aserebrenik

http://www.rceno.com/RCENO/wp-content/uploads/2012/03/MenWorkingRoadSign.jpg

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http://www.rceno.com/RCENO/wp-content/uploads/2012/03/MenWorkingRoadSign.jpg

Context

  • under-representation of women in STEM-

related subjects

  • EU: “Science: It’s a girl thing!”
  • less unbalanced representation of women in

the use of Internet technologies

  • <5% of open-source developers are women
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http://meta.stackoverflow.com/q/30411/182512

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http://meta.stackoverflow.com/q/30411/182512

“Iknowalotoffemaleprogrammers,andIknowthere areagoodnumberofthemoutthere. ButIdon'trecalleverhavingoneofmyquestions answeredby,norhaveIeveransweredaquestionbya femaleprogrammerhereatStackOverflow.[...] Whyaren'ttheremoreofthemparticipating,both withquestionsandanswers? WhatcanStackOverflowdotopersuadefemale programmerstoparticipatemore?”

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http://meta.stackoverflow.com/a/30555/182512

Answer from a female user:

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http://meta.stackoverflow.com/a/30555/182512

“Thisisn'tthefirsttimeI'vethoughtof[why]my question/answerratioonSOisDEPLORABLE.Theanswer isthereisNOappealformeinansweringquestions.[...] IWILLanswerifIamonandhappentoseeaquestion thatIknowtheanswerto.However,Idon'tgolooking forthem,really. Ithinktheanswerisitdoesn'tentertainmeandI don'tfindmuchfulfillmentinit.” Answer from a female user:

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Do men and women contribute equally? What is the participation rate

  • f women in StackOverflow?
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Do men and women contribute equally? What is the participation rate

  • f women in StackOverflow?

H

  • w

t

  • i

d e n t i f y g e n d e r ?

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(Sara, USA): female (Andrea, Italy): male; (Andrea, Germany): female (Bogdan, ): male (Anna Akhmatova, Russia): female (Andrea Demirovic ́, Montenegro): unknown

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(Sara Chipps, USA)

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(Sara Chipps, USA) (Tomalak Geret'kal, UK)

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(Sara Chipps, USA) (Tomalak Geret'kal, UK) (user4106, -) same email hash as George Washington

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How to identify gender?

~50% resolved sample and check manually

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Are women underrepresented?

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Are women underrepresented?

0,25 0,5 0,75 1 Sample

7% 93%

Men Women

1-5% of open source developers are women 28% female employees with computer and mathematical

  • ccupations
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Do men and women contribute equally?

Mann-Whitney tests (95% confidence), e.g. reputation:

  • H0: women and men achieve similar levels of

reputation

  • H1: men achieve higher reputation levels
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Do men and women contribute equally?

  • male (2296)
female (291) 1 10 100 1000 10000

SO reputation

Reputation (log axis)
  • male (1716)
female (191) 200 400 600 800 1000 1200

Days between oldest/most recent posts

Duration
  • male (1236)
female (147) 1 2 5 10 20 50 100

Number of SO questions

Number of questions (log axis)
  • male (1004)
female (79) 1 5 10 50 100 500 1000

Number of SO answers

Number of answers (log axis)

reputation duration #questions #answers

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“Idon'trecalleverhavingoneofmyquestions answeredbyafemaleprogrammer” Femaleuser:“ThereisNOappealformein answeringquestions,itdoesn'tentertainme”

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“Idon'trecalleverhavingoneofmyquestions answeredbyafemaleprogrammer” Femaleuser:“ThereisNOappealformein answeringquestions,itdoesn'tentertainme”

Do men and women contribute equally? What is the participation rate of women in StackOverflow?

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“Idon'trecalleverhavingoneofmyquestions answeredbyafemaleprogrammer” Femaleuser:“ThereisNOappealformein answeringquestions,itdoesn'tentertainme”

Do men and women contribute equally? What is the participation rate of women in StackOverflow?

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“Idon'trecalleverhavingoneofmyquestions answeredbyafemaleprogrammer” Femaleuser:“ThereisNOappealformein answeringquestions,itdoesn'tentertainme”

Do men and women contribute equally? What is the participation rate of women in StackOverflow?

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“Idon'trecalleverhavingoneofmyquestions answeredbyafemaleprogrammer” Femaleuser:“ThereisNOappealformein answeringquestions,itdoesn'tentertainme”

Do men and women contribute equally? What is the participation rate of women in StackOverflow?