Sam G. Marshall, PhD, RCP

Sam Gregory “Gregg” Marshall, Ph.D., RCP, of Round Rock, is the Presiding Officer of the Texas Board of Respiratory Care. Marshall is chair of the Department of Respiratory Care at Texas State University. He is former vice-president of the Texas Society of Sleep Professionals and a board member of the Coalition for Baccalaureate and Graduate Respiratory Therapy Education. He is also a member of the American Association for Respiratory Care, Texas Society of Respiratory Care, American Academy of Sleep Medicine and the American Association of Sleep Technologists. Marshall received a Bachelor of Science from Baylor University, Master of Science in healthcare administration from Texas State University and Doctorate of Education from The University of Texas at Austin.