ReformedCast celebrates its 100th episode this week. This week, we welcome Brian H. Cosby to the broadcast. He is author of the book "Giving Up Gimmicks: Reclaiming Youth Ministry from an Entertainment Culture." Brian is an ordained minister in the Presbyterian Church in America (PCA). He serves as Lead Pastor of Wayside Presbyterian Church on Signal Mountain, TN and teaches historical theology at Metro Atlanta Seminary. He holds degrees from Samford University (B.A.), Beeson Divinity School (M.Div.), and The North American Reformed Seminary (D.Min.). He is also the author of David Brainerd: A Love for the Lost (Trail Blazers), Be Still & Know: Meditations on the Character of God, and Trinitarian Theology: A Patristic and Reformed Overview.