Chris Kilham is a medicine hunter and teaches ethnobotany through the Medicinal Plant program at the University of Massachusetts. His two previous books, Tales From the Medicine Trail and Psyche Delicacies: Coffee, Chocolate, Chiles, Kava, and Cannabis and Why They're Good For You were published by Rodale Press. He has published 12 books in all. His medicinal plant research has been written about in the Wall Street Journal, Parade, USA Today, The New York Times, Boston Globe, Boston Herald and Natural Health. He's written articles for Men's Health and Penthouse.