"Mass culture, popular taste and kitsch, previously considered outside the limits of fine art, were the inspiration and provocative themes of Pop art, a movement that enjoyed great prominence in the late 1950s and 1960s. Rejecting the idea that art and life could be separated, artists in both Britain and the United States - among them Peter Blake, Richard Hamilton, Roy Lichtenstein, James Rosenquist and Andy Warhol - used mass-produced objects and...