Richard J. Foster (DThP, Fuller Theological Seminary) is founder of Renovaré in Denver, Colorado. He is the author of many books, including Celebration of Discipline: The Path to Spiritual Growth, which has sold over two million copies worldwide, Prayer: Finding the Heart's True Home, Freedom of Simplicity: Finding Harmony in a Complex World, and coauthor (with Gayle Beebe) of Longing for God: Seven Paths of Christian Devotion.
