Co-Director, TREAT
Rehabilitation Technology Assessment Core
Rehabilitation Technology Prototyping and Development Core
Dr. Greenwald is an entrepreneur and biomedical engineer with over 25 years of experience in research and development in sports and orthopedic biomechanics. He founded Simbex (Lebanon, NH), a product development company, in 2000 and has been directly involved in product development for numerous biofeedback and data acquisition products for the medical and rehabilitation industries. He and Simbex have received multiple awards from the National Institutes of Health, National Science Foundation, and Department of Defense for product development through the Small Business Innovation Program (SBIR). He co-founded iWalk, Inc. (now BionX, Cambridge, MA, sold to Otto Bock) with Hugh Herr, PhD, to commercialize novel robotic prosthetic technologies, and was founding CEO from 2006-2009. Dr. Greenwald previously started and managed the US Division: Orthopedics, Sports, and Rehabilitation, for TÜV Product Service, a multinational firm specializing in product testing and regulatory certification of products for sale in the European Union. He previously served as a member of the National Advisory Child Health and Human Development Council of the Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, as a member of the Council of Councils, Office of the Director, National Institutes of Health and as President of the International Society for Skiing Safety. He is a Professor (adjunct) at Thayer School of Engineering at Dartmouth College. Dr. Greenwald is currently directing five federally funded research and development projects.