The theoryholds merit. As Charlies likes to say when explaining the theory, it stands to reason that a natural mechanism would be in place to trigger the rut cycles. The full moon is as good (and reliable) a mechanism as any. I read all of his articles and I've been to one of his seminars. It is certainly hard to dismiss the 20 years of data they have collected which support his theory. So, yes, I do think he is onto something there.