Dr. Jim Somerville, Pastor of Richmond’s First Baptist Church and Co-Founder of A Sermon for Every Sunday, preaches an autobiographical sermon for Trinity Sunday called “Baptipresbycostal,” in which he traces the trinitarian influences of his Presbyterian, Pentecostal, and Baptist upbringing. “I might as well begin with confession,” he says. “I am a Baptist preacher now but I was raised by Presbyterians…”