Gregory Alan Thornbury serves as Vice President of Development at the New York Academy of Art in New York City. He is former President of The King's College in New York City and is no longer a member of the college's executive leadership. In November 2017, the College announced it was restructuring its leadership and appointing Tim Gibson as acting president The restructuring came in the middle of the academic year and before Thornbury had completed his fourth academic year. Before King's, he was previously Professor of Philosophy, Dean of the School of Theology & Missions, and Vice President for Spiritual Life at Union University in Jackson, Tennessee.