Before coming to Southern Seminary, Dr. Armstrong served as Associate Director for Curriculum and then as Director of the International Centre for Excellence in Leadership at the Southern Baptist International Mission Board. Dr. Armstrong also served more than twenty years in South America as church planter, theological educator, and missions administrator. He is the author of Bases para la Educacion Cristiana and Ayudas Practicas – I Reyes, Comentario Biblico Mundo Hispano, Tomo 6, the writer and editor of seventeen interactive leadership development courses for missionaries, and the Executive Producer of the En Familia educational/evangelistic video series.