1994 - Psychology

DescriptionLee Kuan Yew, former Prime Minister of Singapore, practitioner of the psychology of negative reinforcement, for his thirty-year study of the effects of punishing three million citizens of Singapore whenever they spat, chewed gum, or fed pigeons.
Reference"Pigeons' Discrimination of Paintings by Monet and Picasso"Journal of the Experimental Analysis of Behavior, vol. 63, 1995, pp. 165-174.
WinnersLee Kuan Yew