Does the Author of Acts Identify Himself?

In this thread I have been discussing whether Luke, the gentile physician, the traveling companion of Paul, wrote the Third Gospel and the book of Acts. The first point I’ve made, over a couple of posts, is that the idea that Paul *had* a gentile physician as a traveling companion is dubious. That notion is derived from the mention of Luke in the book of Colossians, but Paul almost certainly did not *write* Colossians. Paul does mention a companion named Luke in the book of Philemon, but he...