Chris Conrad has studied cannabis (marijuana) since 1988. He has written two books on the topic and contributed to others. Familiar with numerous books and at least 100 scientific studies, such as federal Drug Enforcement Administration (DEA) and National Institute on Drug Abuse data. Reported on cannabis dispensaries for California legislators. Consults with government agencies. Testified at National Academy of Science, Institute of Medicine hearings. Regularly consults with physicians including some of the world’s foremost authorities on cannabis and patients as to their knowledge and experiences regarding cannabis.