In the media

Sven Van Segbroeck, Francisco C. Santos, Tom Lenaerts and Jorge M. Pacheco,
Reacting differently to adverse ties promotes cooperation in social networks.
Physical Review Letters 102, 058105 (2009)
Selected for the Virtual Journal of Biological Physics Research 17:4 (2009)

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(printed edition, issue of 25 February - 3 March 2009)

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(printed edition, 6 February 2009)

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