David S. Krantz (David Krantz) is Professor Emeritus at Uniformed Services University of the Health Sciences, in Bethesda, Maryland. Aeas of research: health psychology, cardiovascular disease, behavioral medicine, and mental stress. Recent projects: effects of acute and chronic stress in heart failure patients; PTSD and cardiovascular disease,; and understanding PTSD as a systemic or "whole body" disorder. In the past, developed the Krantz Health Opinion Survey, a measure of preferences for information and self-treatment in healthcare. (Scale available at: https://psycnet.apa.org/doiLanding?doi=10.1037%2F0022-3514.39.5.977). Google Scholar: https://scholar.google.com/citations?user=ZE2CdJ0AAAAJ&hl=en Wikipedia page: https://en.wikipedia.org/wiki/David_S._Krantz