Khalid A Rabaeh has received his PhD degree in Applied Radiation from the Putra University (UPM), Malaysia in 2007. Following a PhD, he took up position as a Radiation Physics Researcher at King Abedulaziz City for Science and Technology, Riyadh, Saudi Arabia. He is currently the Associate Prof. of Medical Imaging Department, Hashemite University, Jordan. His primary research interests are in the field of radiation Chemistry dosimeters for low and high dose applications. He is involved in projects at Biomedical Physics Department, Research Center, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia. He works on projects related to polymer gel dosimeters for radiotherapy treatment planning systems. He is the Author of more than 40 scientific papers and patents.