College Staff

Conrad Hilario

Conrad serves as Senior Pastor and the College-High Director in Xenos. Conrad completed his MA from Trinity Evangelical Divinity School and is a published author. He also teaches at one of our Central Teachings each week. Conrad and his wife Hilary have two boys, Julius and Lorenzo.

Dennis McCallum

Dennis is a lecturer, an author of several books, a teacher of leadership classes, one of Xenos’ founders and elders, and a teacher at the Campus Bible Study near Ohio State. As college home group leaders, he and his wife, Holly, have raised up leaders and planted several college home churches. Dennis holds a B.A. in history from Ohio State and an M.A. from Ashland Theological Seminary. They have three grown children and several grandchildren.

Scott Risley

Scott RisleyScott has been part of the college ministry since 1996. He married his wife Chris in 2003 and they have two children. Before coming on staff as a sphere leader with the college group Scott studied computer science engineering at OSU and worked for several years in software consulting. He also earned an MA from Trinity Evangelical Divinity School. Scott currently serves as an elder, oversees a sphere of of college and high school home groups, teaches one of the college CT's and also teaches a number of different classes at Xenos.

James Rochford

Portrait of elder, James RochfordJames Rochford is an elder at Xenos Christian Fellowship, where he etaches classes as well as weekly Central Teachings. He graduated Magna Cum Laude from Trinity Evangelical Divinity School with his Masters in Theological Studies. He is the author of Evidence Unseen: Exposing the Myth of Blind Faith (2013), Endless Hope or Hopeless End: The Bible and the End of Human History (2016), and Too Good to Be True? How we get to Heaven, What it will be like, and Why we can't live without it (2016). He and his wife Duyen have two boys, Jack and Ryan.

Chris Hearty

Chris is an elder and sphere leader in the College Ministry. He teaches Central Teachings as well as classes at Xenos. He is also currently in a Master's Program, from which he will soon graduate. He and his wife Lauren lead a college home church and have planted others. They have two young children.


Bret McCallum

Bret went to Westerville South high school, graduated from the Ohio State University. He has been married to Gloria McCallum since 2006 and has two sons and a daughter. He has been a leader for a high school home church since July 2004 and has been a home church leader in the Xenos college ministry since 2005. Bret also serves as a Xenos elder.

Josh Benadum

Picture of Josh BenadumJosh grew up in Columbus but spent high school in Phnom Penh, Cambodia where his parents had moved to become missionaries. He graduated from The Ohio State University in 2010 with a degree in International Studies and has completed his Masters of Theological Studies from Trinity Evangelical Divinity School. He was a high school history teacher before coming on staff with Xenos in 2012. He and his wife Meri have two daughters, Thea and Iris.

John Ross

Portrait of sphere leader, John Ross John grew up in Cleveland. He graduated from The Ohio State University in 2004 and worked as a journalist before coming on staff in 2013. He recently completed a master's degree in theological studies from Trinity Evangelical Divinity School. He and his wife Caitlin have two daughters, Lucy and Waverly.

Joe Botti

Joe manages and administers the largest staffing group of the church. The ministries in his division include our children's program (Oasis), Renegade, Junior High, High School and College ministries. He also oversees the Principals at Calumet Christian School and Akili Christian High School. Joe and his wife have the privilege of helping lead in a college home church as well.

Brian Adams

Brian is an administrator of the college and high school ministry as well as the Director of Epic, Xenos' high school summer camp. He is originally from San Antonio, TX and grew up in Columbus. He joined Xenos staff full-time in 2013, and, with his wife Katie, leads a high school home church and college home church. He graduated from the Ohio State University with a B.S. in Social Work in 2014.


Kathryn Pease

Kathryn is the Event Coordinator for the High School and College ministries. She grew up in Columbus and graduated from Hilliard Davidson High School in 2017. After graduating, she became a home church leader in the high school ministry. She is currently studying Communications at Capital University.