URMC / Medicine / Education & Training / Physician Scientist Training Program / Our Trainees Our Trainees Meet our current trainees: Carlos Díaz-Balzac, M.D., Ph.D. Roberta Goncalves Marangoni, M.D., Ph.D. Maya Shumyatcher, M.D. Rachel Simpson, M.D., Ph.D. Tony Sun, M.D., Ph.D. Keyan Zarei, M.D., Ph.D.