o JM, A Traulsen, MA Nowak (2006). Coevolution of strategy and structure in complex networks with dynamical linking. Phys Rev Lett 97: 258103. 141. Pfeiffer T, MA Nowak (2006). Climate change: All in the game. Nature 441: 583-584. 142. Pfeiffer T, MA Nowak (2006). Digital cows grazing on digital grounds. C