Throughout his life, Paul has planted a church, founded a Christian school, wrote worship songs and toured with a Christian band. He was a faculty member at the Christian Counseling and Educational Foundation (CCEF) for many years, a lecturer in Biblical Counseling at Westminster Theological Seminary, a Visiting Professor at Southern Baptist Theological Seminary and a pastor at Tenth Presbyterian Church.
Paul launched his own ministry in 2006. He lives in Philadelphia and is hopelessly in love with his wife, Luella. They have four grown children.