Richard A. Glennon is an American medicinal chemist who studies psychedelics, stimulants, entactogens, and other psychoactive drugs.
[4][2][3] Glennon has also done a large amount of work on the structure–activity relationships of psychedelics.
[5] In addition, he played an important role in the discovery that the hallucinogenic effects of psychedelics are mediated by activation of serotonin 5-HT2 receptors.
[8] Glennon was the editor-in-chief of the journal Medicinal Chemistry Research from 1992 to 2002.
[9] He retired in 2022 but has continued to publish reviews and research since then.