Free Will Free-for-all

The online debate about free will is heating up, thanks to high profile author Sam Harris's new book on the subject. The Chronicle of Higher Education had a nice forum on free will yesterday, starting with an essay by Jerry Coyne. Hilary Bok and Al Mele write in defense of compatibilism, but not in response to Coyne.  His argument is very simple. Restating a bit, the idea is that any mental event