Dr. Mark Lewis is the Executive Director of NDIA’s Emerging Technologies Institute (NDIA ETI), a non-
partisan think tank focused on technologies that are critical to the future of national defense. Prior to this
position, Dr. Lewis was the Director of Defense Research & Engineering in the Department of Defense
(DoD), overseeing technology modernization for all Services and DoD Agencies, as well as the acting
Deputy Under Secretary of Defense for Research & Engineering. Dr. Lewis is a professor emeritus at the
University of Maryland, where he served as the Willis Young, Jr., Professor and Chair of the Department of
Aerospace Engineering.