Fig. 4From: Oyun: A New, Free Program for Iterated Prisoner's Dilemma Tournaments in the ClassroomExample results from a round-robin tournament including a strategy that beats Tit-for-Tat outright (in this case, “AW”). Note that when AW plays Tit-for-Tat, it scores the same 5,322 points as Tit-for-Tat scores against itself (the all-cooperate score). Against Random, however, AW scores 5,159 points (due to its all-defect trigger), while Tit-for-Tat scores only 3,904Back to article page