John Dominic Crossan (b.1934) is an Irish-American New Testament scholar, historian of early Christianity and former Catholic priest, who has written twenty-eight books both scholarly and popular. Crossan is a major scholar in contemporary historical Jesus research. He earned his Doctor of Divinity in 1959 at St Patrick’s College, Maynooth, the Irish national seminary. He then completed two more years of study in biblical languages at the Pontifical Biblical Institute in Rome. In 1965 Crossan began two additional years of study (in archaeology) at the Ecole Biblique in Jordanian East Jerusalem. In the fall of 1969 he joined the faculty of De Paul University, where he taught for twenty-six years until retiring in 1995. Crossan also served as president of the Chicago Society of Biblical Research in 1978–1979, and as president of the Society of Biblical Literature in 2012.