John Riches was the Chaplain and Fellow at Sidney Sussex College, Cambridge, where he taught philosophy of religion from 1968 to 1972. He then taught the New Testament at Glasgow University from 1973 to 2002, with periods as a visiting lecturer in theological colleges in apartheid and post-apartheid South Africa. Riches' major areas of study have been the Gospels and Paul, with a particular interest in the history of reception of the Bible.