NCRP Executive Director, recently retired from the U.S. Air Force where he served as the Chief of the U.S. Air Force Radioisotope Committee Secretariat. During his tenure he served as the Health Physics Consultant to two U.S. Air Force Surgeons General. In this capacity he was responsible for the management of the Air Force Master Materials License and developing radiation policy and standards for the use and control of radioactive material and radiation-producing devices for the U.S. Air Force. Dr. Smith provided critical guidance for the Air Force health physics response to the Fukushima Daiichi reactor accident of 2011. He previously served as the Director, Graduate Environmental Engineering and Sciences Program and Director, Graduate Combating Weapons of Mass Destruction Program while Assistant Professor at the Air Force Institute of Technology in Dayton, Ohio.

He was the U.S. Department of Defense designee on the White House Task Force on Security of Sources, a member of the Fukushima Daiichi Dosimetry Panel, and a member of the Sub-Interagency Policy Committee Working Group on Improvised Nuclear Device Preparedness and Response. Dr. Smith received a BA in Mathematics from Central Methodist University, an MS in Nuclear Engineering (Health Physics) from the University of Missouri-Columbia, and an MS in Nuclear Engineering Sciences (Medical Physics) from the University of Florida-Gainesville. Dr. Smith earned his PhD in Environmental Sciences from The Ohio State University. Dr. Smith has authored or co-authored numerous peer-reviewed publications, presentations, and technical reports, as well as supervised research on topics addressing radiological terrorism and various topics in occupational and environmental health.