Can the mental pathology of a leader change the course of history?

One day he wanders into a New York bookstore, in 2014, the historian Patrick Weil catches a book co-authored by the diplomat William Bullitt and Sigmund Freud, devoted to the psychic profile of Woodrow Wilson, American president from 1913 to 1921. A forgotten book, written in the 1930s, published in 1966 and unwelcome then (“This book, they say,

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