R. Scott Clark is Professor of Church History and Historical Theology at Westminster Seminary California, where he served as academic dean from 1997 to 2001. He has also taught at Wheaton College (Illinois), Reformed Theological Seminary, Jackson, and Concordia University, Irvine. He is an ordained minister in the United Reformed Churches in North America and has served congregations in Missouri and California. He has authored several books and contributed to various books and journals. He also maintains an online journal entitled the Heidelblog and hosts the Heidelcast podcast where he discusses various topics relevant to reformed theology.