"[Death metal] is a very passionate music. It's also really dark and gory--and I like that stuff." - John Darnielle, of the Mountain Goats. DL Andersoni hide caption

itoggle caption DL Andersoni

John Darnielle's new book is Wolf In White Van. DL Anderson/Courtesy of the artist hide caption

itoggle caption DL Anderson/Courtesy of the artist

More than 10 years ago, John Darnielle of The Mountain Goats made a career-defining record with the crudest possible tools. D.L. Anderson/Courtesy of the artist hide caption

itoggle caption D.L. Anderson/Courtesy of the artist

Members of the Mountain Goats perform live at the 2013 Newport Folk Festival. Adam Kissick/NPR hide caption

itoggle caption Adam Kissick/NPR

The Mountain Goats. Brian Blauser/Mountain Stage hide caption

itoggle caption Brian Blauser/Mountain Stage