In one chapter of the book on Muslim voices, I talk about a radio station in Chicago called Radio Islam.

NPR: 'Mecca and Main Street': U.S. Muslims After Sept. 11

Another nexus of history and current events is that Jeremy Rifkin, anti-biotechnology fanatic and all-around kook, is currently on the talk-radio circuit touting a new book.

FORBES: Commentary

Richard Hatch won last year's Survivor series on CBS and parlayed his celebrity into a book deal, a radio gig and, possibly, a job as a TV game show host.

FORBES: Almost Famous

"Fox was overtly orchestrating enthusiasm for big events and passing along information along with bloggers and radio hosts, " said Skocpol, co-author of a 2011 book on the movement.

CNN: Rupert Murdoch: Media magnate grilled on power, influence