Walter Greenleaf, PhD is a research neuroscientist and medical product developer working at Stanford University. Walter is known internationally as an early pioneer in digital medicine and virtual environment technology. With over three decades of research and product development experience in the field of medical virtual reality technology, Walter is considered a leading authority. Walter is currently a Distinguished Visiting Scholar at Stanford University’s MediaX Program, and Stanford University’s Virtual Human Interaction Lab, Director of Technology Strategy at the University of Colorado National Mental Health Innovation Center. Previously, Walter was the Director for the Mind Division, Stanford Center on Longevity.