Jean Piaget, Developmental Psychologist

Swiss psychologist Jean Piaget was the first to realize that the cognitive processes of children differ from those of adults. Over his 75-year career...

Václav Havel, Playwright and Former President of the Czech Republic

Václav Havel was a revolutionary, a poet, a playwright and a president. Although he was reluctant to become a public figure, he has been...

Wyatt Earp, Legendary Tombstone Lawman

Wyatt Earp has become an icon in American lore, known as the legendary lawman who, with his brothers and Doc Holliday, battled the Clanton...

Meriwether Lewis, Western Explorer

Along with William Clark, Meriwether Lewis led the first expedition through the territory of the Louisiana Purchase, revealing the landscape and nature of the...

Michael Phelps, Record-Breaking Swimmer

Michael Phelps is one of the most decorated athletes in Olympic history, with 28 total medals, 23 of which are gold. At the 2008 Beijing...

Warren Buffett, the “Oracle of Omaha”

Warren Buffett, was the richest man in the world in 2008. But despite his fortune, the American investor remains dedicated to the ethics of...

Peggy Guggenheim, Art Collector

American heiress Peggy Guggenheim was considered to be as intriguing as the art she collected. One of the pioneering collectors of Abstract Expressionism, she...

Thor Heyerdahl, Human Migration Theorist and Explorer

Norwegian archeologist and anthropologist Thor Heyerdahl made harrowing transoceanic expeditions in reconstructions of ancient vessels to gain evidence for his controversial theories on human...

Charles Atlas, Famed Bodybuilder

Legendary bodybuilder Charles Atlas became an icon in the 1920s as the man who transformed himself from a skinny weakling into a muscle-bound celebrity. Charles...

Friedrich Nietzsche, Philosopher

“Nietzsche’s actual thought is a…system, at the beginning of which stands the death of God…the ensuing nihilism, and at its end the self-surmounting of...