All Four Worship Books

Leland Ryken, author of more than fifty books on biblical and literary topics, is the literary editor of the ESV Bible and emeritus professor of English at Wheaton College in Illinois.

Donald K. McKim has served as a pastor in the Presbyterian Church (USA), a professor of theology and academic dean at Memphis Seminary, a professor at the University of Dubuque Theological Seminary, and an editor for Westminster John Knox Press. He is an award-winning author and editor.

Barbara Duguid is a counselor and ministry assistant at Christ Presbyterian Church (ARP) in Grove City, Pennsylvania, where she crafts the weekly liturgy. She is a pastor’s wife and the mother of six children, and she holds an advanced certificate in biblical counseling from the Christian Counseling and Educational Foundation in Glenside, Pennsylvania.