Out of Anglicanism, he embraced Puritanism through the direct influence of Dr Martyn Lloyd-Jones in 1963.
After a career in mechanical and electrical engineering at the Royal Aircraft Establishment, Farnborough, he pursued a BA in philosophy at University of Wales, Bangor, 1966-69; followed by MLitt in philosophy of religion in 1978; PhD in historical theology in 1983.
[1] His doctoral thesis was published by Oxford University Press in 1990.
He has written several influential books on theologies of Reformation, Calvinism, Calvinistic Methodism and Evangelical Protestantism[2] such as: In 2012 he was stopped from holding a weekly bookstall in Norwich following a complaint it was producing "hate-motivated" literature against Islam.
[6] In 2013 he was investigated by the police after describing the Norwich Pride celebrations as an “unashamed carnival of perverted carnality”.