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Senior Scientist and Director
Bone Metabolism Laboratory
Phone: (617) 556-3066
Fax: (617) 556-3305



M.D., Tufts University School of Medicine

Research Focus
The mission of the Bone Metabolism Laboratory is to improve understanding of how the diet impacts bone and muscle health and improves overall health and function in elderly. Dietary components of current interest include calcium, vitamin D, protein, and the acid-base balance of the diet

Academic Appointments
Professor of Medicine, Tufts University School of Medicine
Member, Endocrine Division at Tufts Medical Center

Selected Professional Affiliations
Endocrine Society
American Society for Bone and Mineral Research- past Council member
American Society for Clinical Nutrition
International Bone and Mineral Society
National Osteoporosis Foundation – past President
International Osteoporosis Foundation – current vice president and Trustee

Board Certifications
Internal Medicine

Current Research Projects
• DSM Nutritional Products and Pfizer, Inc.: The impact of supplemental vitamin D on serum 25OHD levels and short term indicators of physical function
• NIH/NIAMS: Bone material strength in normoglycemic and hyperglycemic adults

All Publications