The author of the Acts of the Apostles identifies himself in the prologue as the same person who wrote the third gospel. If we accept Luke as the author of the latter, we must not shy away from attributing the Acts to him as well.
We should have a link to "brothers of Jesus", with an explanation of what degree of familiar relation (sibling or cousin) "brother" implied in the times and the culture of Jesus.
Is there any controversy regarding Jude ? I seem to recall Thaddeus (Jude) the apostle wrote it...