Bruce K. Waltke (PhD, Dallas Theological Seminary; PhD, Harvard Divinity School), acknowledged to be one of the outstanding contemporary Old Testament scholars, is professor of Old Testament at Reformed Theological Seminary in Orlando, Florida, and professor emeritus of biblical studies at Regent College in Vancouver. He has authored and coauthored numerous books, commentaries, and articles, and contributed to dictionaries and encyclopedias.
Jim Houston (M.A., Edinburgh; D.Phil., Oxford) is founding principal, former chancellor, and emeritus professor of spiritual theology at Regent College in Vancouver, British Columbia. He is the author of some forty books, including I Believe in the Creator, The Transforming Friendship, In Search of Happiness, The Heart's Desire and The Mentored Life.