The Collection of Peggy and David Rockefeller review – yours for half a billion

Christie’s, King Street, London
Picasso’s bolshy flower girl is just one of the rare gems to be glimpsed in London before this vast private collection goes under the hammer

From Picasso at his mightiest to gods of American cool: the hottest art shows of 2018

Picasso reveals his most erotic year, Andreas Gursky predicts the post-truth era, O’Keeffe and Hopper hit Oxford – and the only way is Sussex for William Blake in our exhibitions preview

Fine art to topple fine wine in 2017 luxury investment league

Rich investors burned in the financial crisis are back in the market for modern masterpieces, according to Knight Frank luxury investment index

Only Leonardo da Vinci in private hands set to fetch £75m at auction

Salvator Mundi was confirmed as an authentic old master just six years ago, having sold for £45 at auction in 1958