Career
This put him at odds with the church"s evangelical rector, John Stott, and Harper left All Souls in 1964 to found the Fountain Trust, an organisation dedicated to spreading the charismatic message. His most popular book, "A Love Affair," (1982) discussed the necessity to distinguish between material love (eros) and spiritual love (agape). He was ordained and made the first dean of the then newly established Antiochian Orthodox Archdiocese of the British Isles and Ireland.
He was subsequently made an archpriest by the late Metropolitan Gabriel of Western and Central Europe in 2005.
He was senior priest of The Orthodox Parish of Saint Botolph in London which worships in Street Botolph"s without Bishopsgate.