Warhol goes unseen but life’s a beach for Martin Parr – the week in art

The pop master shows his sly side, Calder prizewinners display poise, and the great British photographer heads on holiday – all in your weekly art dispatch

Why New York’s Metropolitan museum is leader of the free world of art

The Met, all set to rebuild its modern wing, mixes Rembrandts with Pollocks to create an unrivalled cocktail of past and present. Why can’t British art museums be as open-minded?