John W. Allen is an amateur ethnomycologist living in North America and author of ten books,including the oldest selling identification guide on entheogenic mushroom identification, and more than two dozen articles on the subject of visionary mushrooms. Allen is the editor and author of the series Ethnomycological Journals Sacred Mushroom Studies. He has photographed mushrooms in America, Hawaii, Southeast Asia, Great Britain and Europe. Allen discovered a new entheogenic mushroom species from Thailand, named Psilocybe samuiensis Guzmn, Bandala and Allen. He has lectured at conferences and symposia, given many slide-show presentations on the history and identification of entheogenic mushrooms and mushroom art throughout the ages at universities worldwide. In 2013 the mushroom,Psilocybe allenii Borovicka, was named after John Allen. He lives in Santa Cruz, CA.
 If you are truly fanatic about the literature of psilocybin, then this book is surely intended for your eyeballs.  Paul Krassner, author of Magic Mushrooms and Other Highs and From Toad Slime to Ecstasy John W. Allen, the mushroom man, is our celestial tour guide in a school without walls. Rogue scholar, adventurer and gentleman forager, his works surrounding psychedelic mushrooms are  must reads.' Allen's books are essential and always a treat.  Thomas Lyttle, editor of Psychedelic Monographs and Essays and Psychedelics Reimagined