Are punk rockers born or made? That’s the kind of question Bad Religion singer Greg Graffin probably would love to tackle in his alter-ego as Dr. Greg Graffin. The book is one of several tie-ins with Bad Religion’s 30th anniversary tour, which I spoke about recently with Graffin and his fellow founding members of the group, Brett Gurewitz and Jay Bentley, as they were gearing up for 17 area performances over the next three weeks