Dr Alastair Gray has a PhD in the field of Public Health. More specifically he is an expert in Complementary Medicine (CM) education. Much of his research has a focus on technologies in CM practice and learning technologies in the education of future CM practitioners. He is the Research Director at HOHM Foundation. Further, he teaches at and heads the academic, operations, and technology departments at the Academy of Homeopathy Education (AHE). In addition, he holds various consulting roles: academic (College of Health and Homeopathy, NZ), educational (National Centre for Integrative Medicine, UK), as well as consulting to many organizations on provings  in homeopathy and e-learning world-wide. A regular seminar and conference presenter globally and having spent a decade in the higher education arena in Australia, he is the author of 23 books and innumerable peer-reviewed and industry articles on primary research in natural medicine. Originally educated as an historian, he teaches the history of health, healing and medicine at schools, colleges and universities in multiple countries. Alastair has been in clinical practice for 34 years.