Dr. Steve Teitelbaum is the Messing Chair in Pathology and Immunology and is Professor of Medicine in the Division of Bone and Mineral Diseases. Dr. Teitelbaum’s laboratory focuses on the mechanisms of osteoclast bone resorption and has recently extended his interests to the interactions between bone, fat, and energy metabolism He has published in excess of 300 papers, many in the most competitive journals. He is a world-leading bone biologist and mentor, having trained more than 70 undergraduate, graduate students, and postdoctoral fellows, a number of whom now hold prestigious positions and enjoy international reputations as skeletal biologists. He is on the Advisory Editorial Board for Journal of Experimental Medicine and is on the Editorial Board of Cell Metabolism.  He is the recipient of many awards, including the American Society for Bone and Mineral Research, William F. Newman Award, given for outstanding and major scientific contributions in the area of bone and mineral research and for contributions to associates and trainees in teaching, research and administration, and the MERIT Award from the National Institute of Arthritis and Musculoskeletal and Skin Diseases. Dr. Teitelbaum graduated from Washington University School of Medicine and completed his clinical training at this institution and NYU.