As New York hosts the first large-scale display of materials from the University of California-Santa Cruz's Grateful Dead archive, we look at how this hazy jam band sparked new ideas in the music business. Joshua Green
of The Atlantic
magazine explains their savvy innovations in fan relations. And Rebecca Adams
, a University of North Carolina-Greensboro sociology professor and co-editor of Deadhead Social Science
, tells us what be learned from studying Dead fans.