John Stott served as rector of All Souls Church in London and was honored by Time magazine in 2005 as one of the "100 Most Influential People in the World." His many books, including Basic Christianity and The Cross of Christ, have sold millions of copies around the world and in dozens of languages.

Carolyn Nystrom has written more than eighty books, Bible study guides, and children's titles. She coauthored Praying with theologian J. I. Packer and Is the Reformation Over with scholar Mark Noll. She is also the author of the LifeGuide Bible Studies 1 and 2 Peter and Jude, Money and Work, Friendship, Listening to God and more.