By his own admission, Lionel Barber was drawn to power. And during his 14 years as editor of the Financial Times, he had access to some of the most powerful leaders and business titans in the world. Unlike many newspaper editors, he was always front of house, touring the world and conducting interviews with leaders such as Vladimir Putin and Barack Obama as the newspaper editor-reporter.  The globetrotting – and the access – gave him a deep understanding of how power works. In a review of The Powerful and the Damned, Barber’s recently published diaries of his editorship, the Irish…