And the second volume of Alan Clark's diaries is easily as wickedly indiscreet and entertaining as the first.

ECONOMIST: Non-fiction

The military historian Alan Clark has described Douglas Haig's strategy as blinkered.

BBC: News | UK | Earl Haig: Villainous victor?

One only has to look at a Hogarth print or read Alan Clark's diaries for a dim view of politics in Britain.

ECONOMIST: Washington, Babylon?

Professional maverick Alan Clark tried to cool tempers, by insisting it was high time the debate became less personalised - and then went on to launch a scathing attack on Michael Heseltine.

BBC: Back to front - Thatcher and Heath

And, ten years after the death of Alan Clark, Ion Trewin, who edited his diaries, and political commentator Anthony Howard, discussed how much of Clark the politician survives, as well as the diarist .

BBC: Jim and Justin's review

Consider Mahatma Gandhi, Nelson Mandela, Howard Schultz of Starbucks, Darwin Smith of Kimberly Clark, and Alan Mulally of Ford.

FORBES: Who Defines Good Leadership?