Rev. Caldwell received his education at Boston University School of Theology, Harvard Divinity School, and North Carolina A. & T. State University. He is a retired United Methodist Minister who participated in the "Mississippi Freedom Summer" of 1964, the Selma to Montgomery March in 1965, and the March on Washington. Rev. Caldwell is a founding member of the United Methodists of Color for a Fully Inclusive Church and the Black Methodists for Church Renewal. He is also a member of the Board of Preachers and Scholars at the Martin Luther King International Chapel, Morehouse College, and the author of two books and numerous book chapters, newspaper, and magazine articles. Rev. Caldwell and has wife, Grace, have been married for 47 years and have two sons and one granddaughter.