Charles Darwin, Developer of the Theory of Natural Selection

Charles Darwin was never a great student—but he was an avid collector of beetles. After graduating from college, the budding naturalist accepted a position...

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...

Jack Dempsey, Legendary Boxer

Jack Dempsey was one of the great figures of the “golden age of sports” in the 1920s, a ruthless fighter known for brutal early-round...

Peter the Great, Czar of Russia

Peter the Great became czar of Russia when he was only 10 years old. As a young man, he showed little interest in politics...

Aimee Semple McPherson, Founder of the International Church of the Foursquare Gospel

Some people see Aimee Semple McPherson as one of the first feminists, while others believe she is one of the 20th century’s greatest spiritual...

Sultan Abdulhamid II, Ruler of the Ottoman Empire

Sultan Abdulhamid II, who ruled the Ottoman Empire for more than 30 years, earned a reputation both as an oppressive leader and a champion...

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...

Abigail Adams, First Lady

First Lady Abigail Adams became the first presidential wife to live in the White House when she joined her husband, John Adams, in Washington...

Sandra Day O’Connor, First Female Supreme Court Justice

Sandra Day O’Connor endured a great deal of gender-based prejudice before she became the first woman to serve as a Supreme Court justice. During...

Steve Jobs, Creator of Apple Computers

Derided by some, held up as a technological savior by others, Steve Jobs helped launch a wave of personal computer use that has redefined...