Walter Greenleaf

Walter Greenleaf is a research scientist, entrepreneur, and medical product developer. He is known internationally as an early pioneer in the medical application of virtual environment technology and is viewed as one of the founders of the field.

For the last 25 years he has developed innovative clinical systems for use in physical and cognitive medicine, with a specific focus in the use of virtual reality technology.

Walter has served as CEO and founder for InWorld Solutions, a company specializing in the therapeutic use of virtual worlds for behavioral health care, and Virtually Better, a company that develops virtual environments for the treatment of phobias, anxiety disorders, and PTSD.

Walter is Chief Science Officer for Pear Therapeutics, a company that is combining digital health technology with pharmaceutical therapy, He is a founding Board Member of the International Society for Virtual Rehabilitation.

Walter has served as a scientific adviser and reviewer for the U.S. Public Health Service, National Science Foundation (NSF), National Institutes of Health (NIH), NASA, and the U.S. Department of Education.