Who Wrote the New Testament

He wrote more of the New Testament than anyone except Paul, never met Jesus, and says so in his own opening lines. What is known about Luke and what is guessed.

He quit a mission trip, split Paul and Barnabas over it, and ended up writing a Gospel. What Scripture says about John Mark and what tradition adds to it.

A brother of Jesus who did not believe during the ministry, writing a letter that quotes a book outside the canon. Who Jude was and why his letter was disputed.

He did not believe during the ministry and ended up leading the Jerusalem church. What Scripture records about James, and why he is confused with two apostles.