NPR "On the Media" co-host Bob Garfield is writing a book — with the help of his audience. He writes about his collaborative online book project, Listenomics, in his Advertising Age blog.

Dan Gillmor, Lawrence Lessig, Christian Crumlish, Chris Anderson, yours truly and others have navigated these waters over the last few years. It's a lot of work, and will require lots more than posting chapter synopses online and asking for feedback.

Someone should write a book about it.

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