My old friend Stephen Wade has a new book and CD coming out;

The Beautiful Music All Around Us; Field Recordings and the American Experience
University of Illinois Press


http://www.press.uillinois.edu/books/catalog/55qpr7zm9780252036880.html

He also has new CD Banjo Diary


http://www.folkways.si.edu/radio/banjo_diary_preview/index.html

I recommend both whole heartedly.

Mark Ross