Sophie Calle, at a private concert by Pharrell Williams in Paris on May 26, 2014. Pharrell contributed to the album Souris Calle, in tribute to Sophie Calle's dead cat.
Bertrand Rindoff Petroff/Getty Images
Big Red Machine, born of the friendship of Bon Iver's Justin Vernon and The National's Aaron Dessner, is less a band than a large-scale collaboration involving dozens of musicians.
Graham Tolbert /Courtesy of the artist