Among his many responsibilities, he leads the Lombardi Immunotherapy Initiative and Institutional Pilot Grants programs. His current research focuses on immunotherapy for melanoma and RCC and biomarkers for response and toxicity. He has published over 500 original research and review articles and 5 books and has lectured extensively on these topics. He is past president of the Society for Immunotherapy of Cancer and past member of the ASCO Nominating Committee and NIH Recombinant DNA Advisory Committee. He is currently co-Chair of the Melanoma Research Foundation Scientific Advisory Council and was recently recognized by his peers and OncLive as a Giant in Cancer Care in the area of melanoma and by SITC with the 2022 Lifetime Achievement Award