Uwe Blesching is a medical writer in the areas of the cannabinoid health sciences and mind-body medicine. He is the author of several books including The Cannabis Health Index (now in its 3 rd edition), Breaking the Cycle of Opioid Addiction, and Your Cannabis CBD:THC Ratio. Before committing to research and writing he worked for about 20 years as a paramedic in the emergency medical services for the San Francisco Department of Public Health. He holds a Ph.D. in Higher Education and. Social Change from the Western Institute for Social Research. His most recent work has been as Co-founder and Chief Science Officer at CannaKeys360 an App and online platform designed to demystify the science of the endocannabinoid system.