Stanley J. Grenz is Professor of Theology and Ethics at Carey/Regent College, Vancouver, and affiliate professor at Northern Baptist Theological Seminary, Lombard, Illinois. He is the author of many books, including "Theology for the Community of God" and "A Primer on Postmodernism". Westminster John Knox Press has published several of his books, including "Sexual Ethics: An Evangelical Perspective"; "Welcoming But Not Affirming: An Evangelical Response to Homosexuality"; and "What Christians Really Believe and Why".
David Guretzki (Ph.D., McGill U.) is Professor of Theology and serves as Dean at Briercrest Seminary in Caronport, Saskatchewan, Canada. His research specialities and interests include patristic and modern Trinitarian theology, the theology of Karl Barth, the filioque debate, and the theology of forgiveness and reconciliation. He is a coauthor of Pocket Dictionary of Theological Terms.