Mu Young Lee rejoined Accuray in September 2023 as Senior Vice President, Research and Product Development, responsible for the strategic leadership and execution of the company's technology vision. He first joined Accuray in 2006 and his radiotherapy-industry experience spans R&D, product management, UX, product marketing and portfolio management, including leading development of a radiotherapy treatment system that generated more than $1B in business within five years of launch. He earned a Ph.D. in nuclear physics from the University of Michigan and an undergraduate degree in physics from Yale University.