Dan Clark, a well renowned author, songwriter and motivational speaker, visits Sheppard Air Force Base, Texas, July 22, 2016, to share his leadership experience with the base and local community. Clark conducted two free one-hour leadership seminars at the base theater and one at the Sheppard Club for all military, civilians, spouses and trainees. (U.S. Air Force photo by Senior Airman Kyle E. Gese/Released)