The Major Problem in Every Marriage By David Platt | Aug 20, 2019 Share How many wedding vows begin with the words “I am a major sinner and you are stuck with me for life”? David Platt David Platt serves as pastor at McLean Bible Church in Washington, D.C. He is the founder and chairman of Radical. He is the author of several books, including Radical, Radical Together, Follow Me, Counter Culture, and Something Needs to Change.