Enough strawmen here to fill any number of stables:
Three False Christs: The Myth, the Mortal, and the Guru
Olson's primary choice of targets are those noted scholarly experts Dan Brown, Deepak Chopra, and Christopher Hitchens; no mention of anyone with much actual credibility (such as, say, recent academic publications) on the topic. Also commits the error of treating the gospels as a consistent unit, and ignoring the inconsistencies.