Daily Liturgy Devotional: 40 Days of Worship and Prayer

Douglas Sean O’Donnell (PhD, University of Aberdeen) is the senior vice president of Bible editorial at Crossway. Over the past twenty-five years he has helped train people around the world to read and teach the Bible clearly. He has pastored several churches, served as a professor, and authored or edited over twenty books, including commentaries, Bible studies, children’s books, and a children’s curriculum. He also wrote The Pastor’s Book with R. Kent Hughes and The Beauty and Power of Biblical Exposition with Leland Ryken.