Larry Tye

These days, politicians who change their policy positions are called flip-floppers, but that epithet could easily apply to some of this country's most celebrated leaders. Journalist Larry Tye's book, Bobby Kennedy: The Making of a Liberal Icon, illustrates the political evolution of Robert Kennedy.

www.larrytye.com

He is the original superhero of modern times and this year fans around the world celebrate the 75th birthday of Superman.