William Pao, MD, PhD

William Pao, MD, PhD

Chief Development Officer and Executive Vice President

Dr. Pao leads the Global Product Development organization, which is responsible for the clinical development and advancement of Pfizer’s pipeline of innovative medicines, as well as regulatory affairs in support of Pfizer’s R&D pipeline and portfolio of marketed therapies. He is a member of Pfizer’s Executive Leadership Team.

Prior to joining Pfizer in 2022, William served as the head of Roche Pharma Research and Early Development. He was also a member of Roche’s Enlarged Corporate Executive Committee.

Before joining Roche, he held key positions at Vanderbilt University and at Vanderbilt-Ingram Cancer Center.

Dr. Pao received his undergraduate degree from Harvard, and his MD and PhD degrees from Yale University. Following his residency training in Internal medicine at New York-Presbyterian Hospital/Weill-Cornell Medical School Campus, he completed his medical oncology and postdoctoral fellowship at Memorial Sloan-Kettering Cancer Center.