John A. Walker (1937-2014) was Reader in Art and Design History at Middlesex University. He is the author of Art and Celebrity (Pluto, 2002), Art in the Age of Mass Media (Pluto, 2...view moreJohn A. Walker (1937-2014) was Reader in Art and Design History at Middlesex University. He is the author of Art and Celebrity (Pluto, 2002), Art in the Age of Mass Media (Pluto, 2001), and Cultural Offensive: America's Impact on British Art Since 1945 (Pluto, 1998).view less