Wallis's paintings form an elemental vision of storm-wracked boats, harbours and bridges seen from eerie perspectives and mysterious inland scenes with odd vertical paths.

ECONOMIST: Surfing the galleries

And that's why the President is so focused on the security, the economic security of the middle class, because he believes that that is, as he said back when he ran for office the first time, for this office in 2008, that the security of the middle class is elemental to his vision of America's economic future.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,