A new strategy beats tit-for-tat at the Prisoners' Dilemma. Southampton University's approach was pretty sneaky, essentially allowing its prisoners to recognize one another and cooperate. Up against a non-Southampton opponent, prisoners deliberately throw their own chances to make life easier for their colleagues. Neat. I wonder how the new approach will fare when the competition is re-run early in 2005?

Oh, and this could be useful to someone 1 out there.


  1. 3 October 2016: By which I mean, people who help people use computers. 

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