The book of Titus is a Pastoral Epistle (letter from Paul to a church leader). The author is Paul who wrote it approximately 66 A. D. Key personalities include Paul and Titus. It was written to guide Titus, a Greek believer, in his leadership of the churches on the island of Crete, "For this reason I left you in Crete, that you would set in order what remains and appoint elders in every city as I directed you" (1:5).