Dr. Holick is Professor of Medicine, Physiology and Biophysics; Emeritus Chief of Endocrinology, Diabetes, and Nutrition; Director of the General Clinical Research Unit; and Director of the Bone Health Care Clinic and the Director of the Heliotherapy, Light, and Skin Research Center at Boston University Medical Center. Dr. Holick holds a Ph.D. degree in biochemistry, and an MD from the University of Wisconsin. Dr. Holick has made numerous contributions to the field of the biochemistry, physiology, metabolism, and photobiology of vitamin D for human nutrition. He has established global recommendations advising sunlight exposure as an integral source of vitamin D and helped increase awareness in the pediatric and medical communities regarding vitamin D deficiency pandemic, and its role not only in causing metabolic bone disease and osteoporosis in adults, but increasing risk of children and adults developing multiple diseases. Dr. Holick is a Diplomate of the American Board of Internal Medicine, a Fellow of the American College of Nutrition, and a member of the American Academy of Dermatology and the American Association of Physicians. He is the recipient of numerous awards and honors, including the American Skin Association’s Psoriasis Research Achievement Award, the American College of Nutrition award, the Robert H. Herman Memorial Award in Clinical Nutrition from the American Society for Clinical Nutrition, the Annual General Clinical Research Centers’ Program Award for Excellence in Clinical Research, the Linus Pauling Functional Medicine Award from the Institute for Functional Medicine, the Linus Pauling Prize for Human Nutrition, the DSM Innovation Award, and the AACC Outstanding Speaker Award. He has authored more than 400 peer-reviewed publications, and written more than 200 review articles, as well as numerous book chapters. He has acted as editor and/or co-editor on 13 books, and wrote The UV Advantage in 2004 and The Vitamin D Solution in 2010.