Founding Partner and Chief Operating Officer, On Demand Pharmaceuticals, Inc; Partner, SunQ, LLC; Attending Neuro Critical Care Physician, Johns Hopkins Hospital; Professor of Neurology, Johns Hopkins and Uniformed Services University of the Health Sciences (USUHS). Former Founding Director, Biological Technologies Office, Defense Advanced Research Projects Agency (DARPA). Retired US Army colonel after serving as a military intensive care physician with multiple deployments to Iraq and Afghanistan. Formerly with the Science Division, White House Office of Science and Technology Policy (OSTP). MD, Georgetown University; PhD in Pharmacology, Cornell University.