Bryan Chapell (PhD, Southern Illinois University) is senior pastor of Grace Presbyterian Church in Peoria, Illinois. He previously served as chancellor, president, and professor of practical theology at Covenant Theological Seminary in St. Louis, Missouri, and continues to teach at Covenant, Knox, Reformed, Trinity, and other seminaries nationally and internationally. He is a widely traveled speaker and the author of numerous books, including the bestseller Christ-Centered Preaching, Christ-Centered Worship, and Holiness by Grace.