Dr. Sadler graduated from The University of Florida, Clinical and Health Psychology Program with a specialty in Medical Psychology. He completed his internship at the University of California, San Diego/VA Consortium Program and his Post-Doctoral Fellowship in Psychosocial Oncology at The University of South Florida/Moffitt Cancer Center. Dr. Sadler specializes in provision of behavioral medicine services and has worked in the areas of psychosocial oncology, primary care health psychology, rehabilitation health psychology (Spinal cord injury), burn psychology and chronic pain. In his past administrative role, Dr. Sadler has served as the Director of Behavioral Medicine for the Family Medicine Residency Program at Banner Good Samaritan Hospital in Phoenix, AZ. He also has held a faculty appointment at The University of Arizona Medical School. He is currently the clinical health psychologist for the outpatient oncology program at the Herbert Irving Comprehensive Cancer Center at Columbia University Medical Center/NY Presbyterian.