Dr. Robert A. Kolb is a professor emeritus of Systematic Theology at Concordia Seminary, St. Louis. He has authored many books, the most recent of which are Martin Luther as He Lived and Breathed and Luther’s Treatise on Christian Freedom and its Legacy.

Kristi Keller is a student at United Lutheran Seminary and serves in Lutheran Alliance for Faith, Science and Technology.  She has a Ph.D. in Physics specializing in simulations of the Earth’s magnetosphere.

Angela Khabeb serves as pastor at Holy Trinity Lutheran Church, Minneapolis, MN.

Rev. R. Gregg Kaufman is a retired ELCA pastor and Georgia College faculty member. He is a Research Associate with the Kettering Foundation and is available through The Deliberative Voice website.