Father Francis Vincent Tiso (born 19 September 1950) is a Catholic priest, scholar, and writer interested in inter-religious dialogue and Tibetan Buddhism. He teaches Tibetan Buddhism at the Pontifical Gregorian University (Universita' Pontificia Gregoriana: Istituto di Studi Interdisciplinari su Religioni e Culture) in Rome. He translated several early biographies of the Tibetan yogi and poet, Milarepa and studied the rainbow body phenomenon in Tibet. He has led research expeditions in South Asia, Tibet and the Far East, and his teaching interests include Christian theology, history of religions, spirituality, ecumenism and interreligious dialogue.[1][2]