Matsumoto           Alvin M. Matsumoto, M.D.
         Professor in the Department of Medicine, Division of
         Gerontology and Geriatric Medicine at the University of
         Washington

Dr. Matsumoto is a Professor in the Department of Medicine, Division of Gerontology and Geriatric Medicine at the University of Washington, School of Medicine in Seattle, Washington.  He is Director of the Clinical Research Unit; Associate Director of the Geriatric Research, Education and Clinical Center; and an Attending Physician in Internal Medicine, Geriatric Medicine and Endocrinology & Metabolism at the Department of Veterans Affairs Puget Sound Health Care System in Seattle. 

Dr. Matsumoto received his medical degree in 1975 from the University of Washington School of Medicine in Seattle.  Following his residency and chief residency in internal medicine at the University of Washington School of Medicine Affiliated Hospitals from 1975-1979, he was a senior fellow in Medicine/Endocrinology & Metabolism at the University of Washington School of Medicine from 1979-1982.  Dr. Matsumoto is a diplomat of the American Board of Endocrinology and Metabolism and American Board of Internal Medicine.

Dr. Matsumoto has written 128 peer-reviewed, original research papers, and over 65 invited reviews and book chapters.  His research has focused on physiological and clinical effects of testosterone in aging men, diagnosis and treatment of male hypogonadism, endocrine control of spermatogenesis and testis function, male contraceptive development, and the neuroendocrine regulation of reproductive function, energy balance, and body composition. 

Dr. Matsumoto is active in numerous specialty societies.  Currently, he is Chair of the Hormone Foundation Committee of The Endocrine Society.  He served as the Clinical Program Chair for the 2001 Endocrine Society Annual Meeting and 2007 American Society of Andrology Annual Meeting.  He has been a member of the Population Research Subcommittee, NICHD Initial Review Group 1996-2000 and the Reproductive Endocrinology Study Section, NIH 1990-1994.  Currently, he serves as a Section Editor for Male Reproductive Endocrinology for UpToDate and has served on the Research Policy Advisory Committee of the United States Anti-Doping Agency.