Rick Langer is a Professor of Biblical Studies and Theology and the Director of the Office of Faith and Learning at Biola University. He specializes in the integration of faith and learning, and has also published in the areas of bioethics, theology and philosophy. He has a passion for helping Christians of all ages understand the connection between the Gospel and all the diverse facets of the created order in which we live. Prior to coming to Biola, he served for over twenty years as a pastor at Trinity Evangelical Free Church in Redlands, California.

Tim Muehlhoff is a professor of communication at Biola University in La Mirada, California, a speaker and research consultant for the Center for Marriage and Relationships, and an author of several books on communication. In addition to being an educator and author, he is the co-host of a podcast entitled The Art of Relationships, which is produced by Biola University and is currently heard in 100 countries. Tim and his wife, Noreen, are frequent speakers at FamilyLife Marriage Conferences. For more information, visit timmuehlhoff.com.