Among the first 10 physicians certified by the American Board of Anti-Aging and Regenerative Medicine, Dr. Ron Rothenberg has always forged new paradigms in medicine. After Columbia University College of Physicians and Surgeons he practiced medicine and studied indigenous healing in the Amazon Basin. He did his Emergency Medicine residency at LA County-USC Medical Center then founded the Postgraduate Institute for Primary & Emergency Physicians at UC San Diegoâ€™s School of Medicine where he was a professor of clinical preventive medicine. He lectures worldwide and has educated 35,000+ physicians with his continuing ed seminars. He is currently medical director of California HealthSpan Institute located on the campus of Scripps Memorial Hospital, Encinitas. Adding to many publications in anti-aging and preventive medicine he is the co-author of Hormonal BioIdentity.