Richard B. Gaffin, Jr. is the Charles Krahe Professor of Biblical and Systematic Theology at Westminster Theological Seminary in Philadelphia, Pennsylvania. He has taught at Westminster since 1965. He is an ordained minister in the Orthodox Presbyterian Church. Dr. Gaffin was born in China to Richard and Pauline Gaffin who were serving as missionaries of the OPC. Dr. Gaffin has served his denomination in many capacities including being the Chairman of the Foreign Missions Committee.