50 Years of LSD: Current Status and Perspective of Hallucinogens edited by A. Pletscher & D. Ludwig


New YorkThe Parthenon Publishing Group1994.


Key Aspects of the Book
  • Editor/Authors: Edited by A. Pletscher and D. Ladewig (sometimes spelled Ladewig).
  • Content: The volume features 14 papers covering pharmacological, psychopathological, transcultural, and clinical aspects of hallucinogens, particularly LSD.
  • Historical Context: Includes a personal account of the discovery of LSD by Professor Albert Hofmann.
  • Focus: It reviews the state of LSD research as of 1993, focusing on its potential therapeutic uses and the scientific understanding of hallucinogens.
  • Publication: Parthenon Publishing Group, 1994 (238 pages).
Main Topics Covered
The symposium brought together experts to discuss the scientific, medicinal, and societal implications of LSD, including:
  • Therapeutic Potential: Research on hallucinogens as an aid in psychotherapy, including psycholytic and psychedelic approaches.
  • Pharmacology: Human psychopharmacology of LSD, dimethyltryptamine (DMT), and related compounds.
  • Psychopathology: The study of altered states of consciousness.
  • Clinical/Social Impact: Discussions on the risks and benefits of hallucinogenic drug use in medicine.
This publication is often cited in literature concerning the history of psychopharmacology and psychedelic research, particularly regarding the renewed interest in LSD after a period of intense restriction.


A Symposium of the Swiss Academy of Medical Sciences, Lugano-Agno (Switzerland), October 21 and 22, 1993. Includes a presentation by Albert Hofmann on the discovery of LSD and 14 more papers on pharamacological, psychopathological, transcultural, and clinical aspects of the hallucinogen, lysergic acid diethylamide.


This volume is the proceedings of the Symposium of the Swiss Academy of Medical Sciences held in Lugano-Agno in Switzerland in September 1993. It includes chapters in pharmacological, psychopathological and clinical aspects of LSD and hallucinogenic drug use in medicine, in addition to a personal historical account of the discovery of LSD by Professor Albert Hofmann, as well as social and cultural aspects of LSD.