Dr. Johnson is an Associate Professor in the Department of Radiation Oncology at the University of Florida. His early training includes a B.S in Nuclear and Radiological Engineering and an M.S. in Medical Physics from the Georgia Institute of Technology. Later he earned his Ph.D. from the University of Florida where he specialized in Medical Physics. He completed residency training at the MD Anderson Cancer Center Orlando and later worked as an Assistant Professor in the Department of Radiation Oncology at the University of Miami. Dr. Johnson has published over 25 peer-reviewed articles and serves as a reviewer for several journals and conferences. One of his primary research interest is patient safety, and he serves on number of institutional and national committees related to error prevention. His other research interests include radiosurgery, proton therapy, and deformable image registration. Dr. Johnson is passionate about education and has previously taught graduate courses in addition to being actively involved in training both medical and physics residents. Dr. Johnson is board certified by the American Board of Radiology in Therapeutic Radiological Physics and is licensed by the state of Florida as an authorized medical physicist.