Most pressure groups opposing Mr Powell echo Mr Copps, albeit in incompatible ways.

ECONOMIST: Media regulation in America

Mr Erdogan's secular critics echo Mr Assad's claims that he is playing a sectarian card by propping up Islamists across the Middle East.

ECONOMIST: Turks fret about Syria, but few of them really want a fight

Its critics echo Mr Mintzberg: thanks at least in part to Gordon-Howell, business education's emphasis has moved too far away from practice towards theory.

ECONOMIST: The Gordon-Howell report of 1959