Richard K. Valicenti has joined UC Davis Health System as professor and chair of the Department of Radiation Oncology, where he will lead the department's clinical, research, education and administrative operations. A renowned expert in radiation treatments for prostate cancer and other tumors, Valicenti has advanced the use of short-distance radioactive treatments (brachytherapy), imageguided radiation therapy and combined radiation treatments to improve the care of patients with cancer. He comes to UC Davis from Thomas Jefferson University Hospital in Philadelphia.