And now that I actually look at the site, I find that Ed Cray is the author of the essay on the first page. :-)

Don't miss the "Additional Footage" page, especially if, like me, you might not get to see the show. Interviewees include:
Bruce Springsteen
Nora Guthrie (daughter)
Joe Klein (biographer)
Ed Cray (biographer)
Jeff Place (Archivist, Ralph Rinzler Folklife Archive & Collection)
Pete Seeger
Bess Lomax Hawes

~ Becky in Tucson