After serving several years as a youth pastor in some of Central Florida's fastest-growing ministries, Mull stepped out in 1997 with a passion to see teenagers take back their campuses for Christ. Now with more than fifteen years of experience ministering to students, Mull is a regular speaker at churches, youth camps, and revival meetings. As the director of Operation Light Force, he has lead Special Forces Training events in thirty cities to teach students how to share their faith. He holds a BA in Bible studies and missions from Columbia Bible College and an MDiv from Columbia International.