133, 260, 351 Der Spiegel 34 Descartes 70 design tradeoff 311 determined universe 207 determinism 41-46, xi, 315, 316, 351 free will and 315 Deutsch, David xi, 56, 293, 309 Dexter, Colin 260 Dick, Philip K 324 diffusion MRI 106 digital art 129 Digital Equipment 307 digitization 289 of life 293 Dijkstra, Edg