Mark S. Warnick, PhD, is a seasoned first responder (retired) and a lecturer and researcher in Public Safety at Tennessee Tech University. He has over 30 years’ experience as a responder to incidents ranging from local car accidents and disasters to large-scale, multi-jurisdictional events, like Hurricane Katrina. He possesses nearly 200 certifications in a variety of fire, EMS, emergency management, and incident management skills.