On this morning's Radio Times, second hour, is an interview with Duncan Black (aka Atrios.) Atrios is one of the few bloggers who makes a living at our hobby. He's being interviewed by Dave Davies of the Philadelphia Daily News, who also discusses blogging with Michael Cornfield of the Pew Internet and American Life project.
I heard the very end of it earlier and am relistening to it now. The RealAudio and mp3 is available at the above link.