Jair Bar is a physician-researcher, specializing in the treatment of lung cancer patients, and in understanding immunotherapy efficacy from the research perspective. In 1998 he has completed medical studies at the Hadassah medical school of Jerusalem. Afterwards he has completed a PhD degree at the Weizmann Institute of Science in molecular biology. In 2009 he has completed an oncology residency at the Chaim Sheba medical center, followed by a fellowship at the Ottawa Hospital Cancer Center in Canada, Ontario. Jair has initiated and chaired the Israel lung cancer group until recently, leading several joint studies done by academic researchers in the field. He runs a translational research lab at Sheba, and since 2021 endows a Professor’s degree from the Tel Aviv University.