Timothy Leary discusses his experiences with LSD-25 and the subsequent controversy over his research with the drug at Harvard University in this 1963 recording.
PHOTO: Leary arrest in 1972, by the DEA, originally uploaded on fi:WP, from http://www.usdoj.gov/dea/pubs/history/deahistory_01.htm, Public Domain, https://commons.wikimedia.org/w/index.php?curid=506521