About the Contributor(s): Lodovico Balducci is a physician, medical oncologist, Senior Member of the Moffitt Cancer Center, and he is Professor of Medicine and Oncologic Science at the University of South Florida in Tampa. He is considered the father of geriatric oncology, a discipline he developed and publicized over the past twenty-five years. He is the senior editor of three textbooks of geriatric oncology and two textbooks of geriatric hematology.