Groupthink, partisanship, and the end of Whitehall

Patrick Diamond writes that the traditional Whitehall model is being replaced by a system centred on politicised campaigning and run by partisan appointees. These institutional changes are unfolding at a critical moment in British politics, as Whitehall prepares to support Ministers in carrying out Brexit, and render the government machinery more vulnerable to groupthink and partisanship than ever before.