Daniel Kahneman, who won the Nobel prize in 2002 for his groundbreaking work on the psychology of judgment and decision making. Taking home the Nobel is an impressive feat, but it’s all the more impressive in Kahneman’s case. He won the prize for economics, and he’s a psychologist. “Most people after they win the Nobel Prize just want to go play golf,” explained Princeton professor Eldar Shafir. “Danny’s busy trying to disprove his own theories that led to the prize. It’s beautiful, really.”

