Sam Whiting, M.D., Ph.D. is Senior Vice President of Clinical Development. Dr. Whiting joined Calithera in May 2016. Prior to joining Calithera, Dr. Whiting served as Vice President of Research and Clinical Development at Gradalis. Dr. Whiting previously worked in development of small molecule targeted and immune-oncology agents at VentiRx Pharmaceuticals and Oncothyreon. Previously, Dr. Whiting served as Assistant Professor of Medical Oncology at the University of Washington, Assistant Member of Clinical Research at the Fred Hutchinson Cancer Research Center, and Clinical Head of Gastrointestinal Oncology at the Seattle Cancer Care Alliance. Dr. Whiting completed fellowship training in medical oncology at the Fred Hutchinson Cancer Research Center. His training in internal medicine was at the ABIM Research Pathway at the University of Washington. Dr. Whiting received his B.S. with Honors in Chemistry from Lewis and Clark College, and his M.D. and Ph.D. as part of the Medical Scientist Training Program at the University of Washington Medical Center.