David PowlisonDavid Powlison (1949–2019) was a teacher, a counselor, and the executive director of the Christian Counseling & Educational Foundation. He received his PhD from the University of Pennsylvania and was also the senior editor of the Journal of Biblical Counseling. He wrote a number of books, including How Does Sanctification Work?; Making All Things New; and God's Grace in Your Suffering. Read More Read Less