Douglas Sean O'Donnell (PhD, University of Aberdeen) is the senior vice president of Bible and church resources editorial at Crossway and is a member of the ESV Translation Oversight Committee and a Senior Fellow of the Center for Pastor Theologians. He has written over twenty books, including commentaries, Bible studies, devotionals, and a children's curriculum. In addition to his writing, he contributes editorially to several major commentary series, including Crossway's Commentary on the Greek New Testament, the Concise Bible Commentary, the Conversational Commentary, and the Reformed Exegetical Theological Commentary on Scripture. He is the general editor of the Knowing the Bible series and the liturgies and Scripture editor of The Sing! Hymnal.