David Sills serves as an Associate Dean of Christian Missions at the Billy Graham School of Missions at Southern Seminary after serving as a missionary in Ecuador. While with the International Mission Board, he served as church planter and general evangelist among the Highland Quichua people in the Andes and as a seminary professor at the Ecuadorian Baptist Theological Seminary. Dr. Sills has a B.A. from Belhaven College, a M.Div. from New Orleans Baptist Theological Seminary and a D.Miss. and Ph.D. from Reformed Theological Seminary. Dr. Sills is the author of The Missionary Call, Reaching and Teaching, and two books on the Highland Quichua indigenous people published in Spanish. He and his wife, Mary, have been married for over thirty years and have two married children and three grandchildren.