Georges M. Halpern is an MD and a PhD [Pharmaceutical Sciences & Nutrition]. He was Professor of Medicine University of California, Davis (1983-1997). He is Distinguished Professor of Medicinal Sciences at the Hong Kong Polytechnic University. He focuses his research on the positive role of Pleasure, and modern technologies applied to identification, purification, synthesis and manufacturing of substances of natural origin. He has authored 22 books, and hundreds of articles and chapters.