Chris Bennett has been researching the historical role of Cannabis in Spiritual Life of Humanity for more than a quarter of a century.  He is co-author of Green Gold of the Tree of Life: Marijuana in Magic and Religion (1995); Sex, Drugs Violence and the Bible (2001); Cannabis and the Soma Solution (2010); and Liber 420: Cannabis Magickal Herbs and the Occult (2018).  He has also contributed chapters on the historical role of cannabis in spiritual practices in books such as The Pot Book (2010); Entheogens and the Development of Culture (2013); Seeking the Sacred with Psychoactive Substances (2014); One Toke Closer to God (2017); Cannabis and Spirituality (2016) and Pychedelics Reimagined (1999).  Bennett's research has received international attention from the BBC, Guardian, Sunday Times, Washington Post, and Vice, and other media sources.  He currently resides in Vancouver, British Columbia, Canada.   Chris' website can be found at:  https://www.urbanshaman.net/