I saw this on my facebook feed, curious is people have seen this yet, it is a response by Robert Ritner specifically to the LDS gospel topics essay on the Book of Abraham. The conclusion section says:
http://signaturebooks.com/a-response-to-translation-and-historicity-of-the-book-of-abraham-by-dr-robert-ritner/
Thoughts on Ritner's analysis? For myself, not being a scholar, I have to say that I haven't found any of the apologists attempts to legitimize the BoA as convincing. I'm s