The artist's 1970s concept, brought to life in Queen Elizabeth Olympic Park, invites the public to perform as a floating sculpture moving with the wind and water

Tim Marlow, the project's co-curator, speaks about bringing public art to a city where space is often contested

Tate rejected artist's project detailing “most inclusive history of art in post-war Britain”

Karachi-born artist, whose first career survey opens at Van Abbemuseum, speaks to The Art Newspaper