<P> The essay has been published separately and as part of the collection Russian Thinkers, edited by Henry Hardy and Aileen Kelly . The essay also appears in a widely - representative anthology of Berlin's essays, The Proper Study of Mankind . </P> <P> Some authors (Michael Walzer, for example) have used the same pattern of description for Berlin himself, as a person who knows many things, compared to the purported narrowness of many other contemporary political philosophers . Berlin's former student, Canadian philosopher Charles Taylor, has been dubbed a hedgehog by Berlin and readily admitted to it in an interview after receiving the 2007 Templeton Prize . </P> <P> Philip E. Tetlock, a political psychology professor at the University of Pennsylvania, drew heavily on this distinction in his exploration of the accuracy of experts and forecasters in various fields (especially politics) in his 2005 book Expert Political Judgment: How Good Is It? How Can We Know? . </P> <P> The historian Joseph Ellis, in his Founding Brothers about key figures of the American Revolution, uses Berlin's "Hedgehog and Fox" concept in evaluating George Washington, noting that "Washington was an archetypal hedgehog . And the one big thing he knew was that America's future as a nation lay to the West, in its development over the next century of a continental empire," which was one of the reasons, according to Ellis, of Washington being devoted to construction of canals . </P>

The hedgehog and the fox isaiah berlin essay pdf