At the 2007 meeting of the International Association of Cannabis as Medicine in Cologne, Dr. Raphael Mechoulam  gave a talk on cannabidiol (CBD). It had been 45 years, he noted, since his initial foray into cannabis research.  In October, 1962 Mechoulam had just gotten his PhD in chemistry and was looking for a research project that might lead to tenure at the Weizmann Institute. He chose to analyze the components of cannabis, he said, thinking “it’s a minor project, it will be finished off in six months…”

Here’s the whole story as reported in O’Shaughnessy’s Winter/Spring 2008: Mechoulam on CBD