expansion, you know? ♪ >> ken kesey took classes of and he writes the great novel "one flew over the cuckoo's nest," and this makes him a celebrity. >> while i was at stanford, i was given the opportunity to go to the stanford hospital and take part in the lsd experiments. >> kesey had volunteered to do tests for lsd, a government-sponsored test. >> lsd was isolated in a pharmaceutical company in switzerland. >> are you happy? >> yes. >> you have tears in your eyes. >> oh. >> is that a beautiful experience would you say?