Introduction During the 1970s, University of Maryland economist Julian Simon and Stanford University biologist Paul Ehrlich provided the public with two very different visions of the future on the pages of Science and a variety of other publications. The dystopian Population Bomb (Ehrlich, 1968) and the cornucopian Ultimate Resource (Simon, 1981) give the flavour of … Continue reading Luck or Insight? The Simon-Ehrlich Bet Re-Examined