James the Less of two, he seems to be compared to one other James. In the lists of the twelve apostles in the synoptic Gospels, there are two apostles called James, who are differentiated there by their fathers: James, son of Zebedee, and James, son of Alphaeus. Long-standing tradition identifies James, the son of Alphaeus, as James the Less. James, son of Zebedee, is then called "James the Great" (although that designation does not appear in the New Testament). Some propose that Alphaeus was the same man as Cleophas or at least the husband of Mary Clopas. In this regard, Jerome identified James
Acts of the Apostles (genre) or simply "Acts", and primarily concerns the activities of Saint Peter, John the Apostle, and Paul the Apostle, who converts to Christianity in chapter 9 and becomes the main character. It is presumably the second part of a two-part work, the Canonical Gospel of Luke being the first part, with both works being addressed to Theophilus, and sharing a similar style. Almost all scholars believe that they were written by the same person. The book narrates how the resurrected Jesus makes the apostles his witnesses, and instructs them to convert all peoples to the ends of the earth (Acts 1:8).