A nationally renowned expert on hip and knee replacement surgery, Paul E. Di Cesare is the new chair of the Department of Orthopaedic Surgery at UC Davis. He is the former director of the Musculoskeletal Research Center, chief of adult reconstructive services at the New York University Hospital for Joint Diseases Orthopaedic Institute and professor in the Department of Orthopaedic Surgery and Cell Biology at New York University Medical Center.

Di Cesare focuses his clinical practice on adult reconstructive surgery on the hip and knee, and has earned an international reputation for complex primary and revision surgery, as well as the treatment of periprosthetic infections. He is one of only 40 U.S. surgeons training to perform the new, FDA-approved total hip resurfacing, a surgical technique for treating advanced hip disease, such as osteoarthritis.