Contributor(s): Neil MacGregor, Nicholas Serota | In this 60th anniversary year of publishers Thames & Hudson, Neil MacGregor, director of the British Museum, and Nicholas Serota, director of Tate, will be in conversation exploring the various roles of national, and other, collections in the 21st century. This rare joint appearance by two of today's most influential figures in the international world of arts and culture promises to provide a stimulating discussion touching on topics of contemporary global significance.