At the age of 14 while still living in Harrisburg , Pennsylvania , he became involved in the anti-nuclear movement . This was in 1979 and a result of the Three Mile Island accident . In 1985 he left home to attend the University of Pittsburgh for two years . In 1986 , he enrolled at UC Santa Cruz and graduated with a bachelor 's degree in politics in 1988
Three Mile Island accident
Three Mile Island accident
John L. Leopold