Nan Goldin Gagosian Open, 83 Charing Cross Road, WC2H 0AA, 30 May-23 June & Gagosian Shop, 28–29 Burlington Arcade, W1J 0QJ, until 22 June Fifteen years ago, Nan Goldin was so financially stretched that she was forced to sell off precious items in her personal collection of artworks and curiosities at auction. Now, she tops ArtReview’s Power 100 and she’s represented by Gagosian.