Timothy Leary
Leary long said Harvard fired him in 1963; in 1996 Harvard said he got unpaid leave as his contract ran out. Richard Alpert was fired, for giving undergraduates drugs.
The Harvard Crimson, 'LSD Guru Leary Dies at 75', 3 June 1996; The Harvard Crimson, 27 May 2013
American psychologist who led Harvard's psilocybin research from 1960 and later championed psychedelics.