author : Hans Ulrich ObristHans Ulrich Obrist is a Swiss-born curator and writer. He is the co-director of exhibitions and programs and the co-director of international projects at the Serpentine Galleries, London. His previous books include A Brief History of Curating; A Brief History of New Music; Everything You Always Wanted to Ask About Curating But Were Afraid to Ask; Sharp Tongues, Loose Lips, Open Eyes, Ears to the Ground;Ai Weiwei Speaks, and nearly thirty volumes of his Conversation Series of interviews with contemporary artists.