Jan Johnson is a speaker, teacher, and spiritual director who has written over twenty books, including Meeting God in Scripture, Abundant Simplicity, Hearing God Through the Year (editor), and Spiritual Disciplines Companion. Dallas Willard (1935–2013) was a renowned teacher, an acclaimed writer, and one of our most brilliant Christian thinkers. His many books include The Divine Conspiracy (Christianity Today's Book of the Year in 1998), The Spirit of the Disciplines, and Renovation of the Heart.