David Repke
David Repke, or David B. Repke, is an American medicinal chemist who has done work in the area of psychedelic drugs. He and his colleagues are known to have been the first to synthesize and describe a number of notable psychedelic tryptamines, including 4-HO-MET, 4-HO-MPT, 4-HO-DPT, 4-HO-DBT, 4-HO-DiPT, MiPT, 4-HO-MiPT, 5-MeO-MiPT, 4-HO-McPeT, and 4-HO-pyr-T, among others. He is known to have collaborated with Alexander Shulgin and Dennis McKenna on scientific work. Repke has also published a book on the entheogenic use of Anadenanthera in South America that was coauthored with Constantino Manuel Torres.