He grew up in North Carolina and earned his BA from Wake Forest University in 1974, in psychology and economics, before moving to London to study for an M.Sc.
[1] He became a consultant and lecturer in international finance[1] and worked in Switzerland and Germany.
Bunn and his wife now live in Oxford, UK, where his wife is on faculty at Regent's Park College, Oxford University.
[4] Bunn is a writer of historical fiction and legal thrillers, in which Christian faith plays a major part.
He has written novels together with Canadian author Janette Oke, and others with his wife Isabella.