Skip to content

Timothy Leary

U.S. History II 1877-present July 11, 2025 DOI: 10.3735/9781961844551.book-part-068 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Peer reviewed
Key points Argues that Timothy Leary was a central figure of the 1960s counterculture and a leading advocate of LSD and other psychoactive drugs, known for his admonition to “turn on, tune in, drop out.” He was also an enigmatic, ever-changing figure and a skillful self-promoter, once described by President Nixon as “the most dangerous man in America.”

Abstract

Once described by President Richard Nixon as “the most dangerous man in America,” Timothy Leary was an enigmatic and ever-changing figure as well as a skillful self-promoter. He was unquestionably a central figure of the 1960s counterculture and a leading advocate of the use of LSD and other psychoactive drugs. He is best known for his admonition to “turn on, tune in, drop out.”