Prof. Khleif is a medical oncologist, immunologist and immune therapist. He is a Biomedical Scholar and professor at Georgetown University. Director the Loop laboratories for Immuno-oncology. His research program is focused on understanding mechanisms of resistance to immunotherapy, the rational combination of immune-therapeutics, the suppressive mechanisms of the immune system, and T cell plasticity and therapeutic reprogramming. Prior to transferring his research program to Georgetown University in 2017, Dr. Khleif served as the Director of Georgia Cancer Center, Augusta University. Dr. Khleif was an intramural NIH scientist for 20 years where he served as a leader of the Cancer Vaccine Section, leading some of the fist clinical trials in immunotherapy. He also served as Special Assistant to the FDA Commissioner. Dr. Khleif has many high-impact peer-review research. He is the editor of 3 books in immunotherapy and cancer therapeutics. Dr. Khleif serves on many national and international professional committees. He is the Chair of the NRG Immunotherapy Committee, member of the National Cancer Policy Forum and a former member of the Board of directors of the Society of Immunotherapy of Cancer.