The Multidisciplinary Association for Psychedelic Studies is founded.
US President Richard Nixon calls drug abuse in America "public enemy number one."
Andrew Weil and Joseph Russin write a scathing critique in the Harvard Crimson about Timothy Leary and Richard Alpert's work.
Timothy Leary and Richard Alpert are fired from Harvard.
Timothy Leary first tries pure psilocybin.
Timothy Leary first ingests psilocybin-containing mushrooms in Cuernavaca, Mexico.
This is the first popular media coverage of the existence of magic mushrooms.
R. Gordon Wasson, his wife Valentina, and photographer Allan Richardson participate in a mushroom velada led by Maria Sabina.
Amateur mycologist Robert Gordon Wasson visits Oaxaca, Mexico and witnesses a mushroom velada.
Dr. Osmond treated over 2,000 alcoholic patients from 1954-1960 with a nearly 50% success rate.
Albert Hofmann self-tests LSD and rides his bicycle home, describing the trip as a "horror show."
Albert Hofmann synthesizes LSD-25 for the first time while working at Sandoz Laboratories in Switzerland.
American anthropologist Jean Basset Johnson and his wife Irmgard Weitlaner become the first "modern" white people to witness a mushroom velada (healing ceremony) in Huautla, Mexico.
Science magazine publishes a first-hand psilocybin experience written by a botanist calling himself "Mr. W."