Rev. Gillespie is an American Baptist minister and has taught the history of religions at seminaries in India. He has written extensively on lucid dreaming and has been published in Indian Journal of Theology, Indian Church History Review, Journal of the University of Gauhati [India], Psychiatric Journal of the University of Ottawa, Perceptual and Motor Skills, Lucidity Letter, DreamTime, Dreaming, The Journal of Christian Healing, and Autonomy, The Critical Journal of Interdisciplinary Autism Studies.