Press Barnhill had a varied career in business management and education. He earned his doctorate in 2002 and taught for the University of Saint Mary and Liberty University leading to retirement in 2017. In 2010, he began learning and practicing healing prayer including all four levels of training by Christian Healing Ministries (CHM). Later training included the Bethel Sozo model of healing prayer and being certified as an Issue Focused Minister by Restoring the Foundations (RTF).
Press prayed with over 500 people including almost 200 at a prison. He has attended numerous conferences and trainings on healing and deliverance including those by Global Awakening, CHM, Bethel Sozo, and RTF.
Press partnered with his wife, Gena Barnhill, to write the Simple Effective Prayer (SEP) model manual.