Some Literature
 Stamelos, Angelis, Sowe (2006)
– Study of 3 Debian mailing lists
– Identify knowledge brokers
– Survey of motivations to contribute
 Roberts, Hann, Slaughter (2006)
– Apache HTTPD project mailing list
– Identified 3 concentric circle layers
– Correlation with code contribution
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Some Literature (2)
 Matheson (2007)
– Co-authorship networks of Wikipatterns.com
 Holloway, Bozicevic, Borner (2005/7)
– Semantic mapping of Wikipedia categories
– Top 10 category authors
 Crowston, Howiston, Inoue (2006)
– Sourceforge bug tracker data
– Empirical identification of core
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