you will recognize his voice if you've ever seen the simpsons. he was also in spinal tap. his sunday news show is funny...as long as you don't mind a few jokes at the expense of the current administration. luckily, the podcasts omit most of his yuppitastic musical selections.
the kcrw book review podcasts are on the show "bookworm," (
http://kcrw.org/show/bw)
although i haven't listened to it much. i know the host has an unique delivery, though. too bad cspan doesn't have their book shows in this format.