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ragedy of the commons. 52 53 54 55 Keywords: cooperation, honour, shame, public goods game, tragedy of the commons 56 57 58 59 60 Jacques, Haunt, Traulsen, & Milinski http://mc.ma nuscri ptcentral.com/b I EFTA_R1_02030116 EFTA02690245 Submitted to Biology Letters Page 2 of 9 1 Jacques,

book successful if a significant percentage of open-minded, appropriately-educated readers come away from it scratching their chins and pondering: "Haunt. You know, that just might work." and a small percentage come away thinking "Now that's an initiative I'd really like to help with!". EFTA00623781