Dr. Gerhard (Gary) deBock has been the senior pastor of Trinity Fellowship Evangelical Free Church in Big Rapids, Michigan since 1983. He received his bachelor's degree from The King's College (then in Briarcliff Manor, NY) and his M.Div and D.Min from Trinity Evangelical Divinity School (Deerfield, IL).
Audio and video files of sermons can be found at http://www.trinityinfo.org.