A couple of people have not realized that this is a joke; or at least kinda like a joke, only not as funny. It is. You see, Fred Dretske was at the time a very distinguished philosopher, and in particular the author of an influential, widely read book, Knowledge and the Flow of Information. I, on the other hand, was a postdoctoral fellow, a sort of glorified grad student, with about four meager journal publications. Get it?