Fascinating interview with an amazing polymath. Also see http://en.wikipedia.org/wiki/Jerome_Lettvin http://en.wikipedia.org/wiki/Jerome_Lettvin for an amusing

Fascinating interview with an amazing polymath. Also see http://en.wikipedia.org/wiki/Jerome_Lettvin http://en.wikipedia.org/wiki/Jerome_Lettvin for an amusing anecdote about his experience with his son's pet octopus "J.D." (juvenile delinquent).