Professor Sami Tantawi is in the Department of Physics and researcher with the Biodesign Institute and ASU CXFEL Labs. Prior to ASU, he was a professor at Stanford University’s Particle Physics and Astrophysics Department. He has been the chief scientist for RF Accelerator Technology Research at SLAC National Accelerator Laboratory. He led a world-class research effort on RF linacs and associated RF systems. He won the prize of Achievements in Accelerator Physics and Technology from the U.S. Particle Accelerator School and is a fellow of the American Physical Society. His research interests include vacuum electronics, high-power RF devices, modeling of RF structures, planner RF circuits and high gradient accelerator structures.