Maslow, Father of the “Hierarchy of Needs”

Best known for his theory of self-actualization, psychologist and philosopher Abraham Maslow identified a “Hierarchy of Human Needs,” noting that once basic needs were...

Marie Curie, Discoverer of Radium

The first woman in France to receive a doctorate degree, scientist Marie Curie is remembered for her discoveries in radioactivity and radioactive elements. Her...

Roald Dahl, Children’s Book Author

Known for his bestselling children’s novels, including “Charlie and the Chocolate Factory” and “Fantastic Mr. Fox,” author Roald Dahl’s life was nearly as dark...

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...

Willie Nelson, Country Music Sensation

Willie Nelson, country singer-songwriter, long-haired hippie and philanthropist, has had a prolific music career. He began playing when he was 10 years old and...

Milton Bradley, Father of the Modern Board Game

Milton Bradley is a household name for his creation of such board game classics as The Game of Life, but he was more than...

Maimonides, Jewish Philosopher and Theologian

Maimonides’ ability to harmonize philosophies of the Greco-Roman, medieval Western, Jewish and Islamic civilizations in the context of his own religious beliefs has established...

Mark Spitz, Swimming Legend

Mark Spitz was a brash swimming prodigy who overcame disappointment in the 1968 Olympics to win seven gold medals in 1972, setting a record...

Thurgood Marshall, Civil Rights Lawyer and Supreme Court Justice

Before Thurgood Marshall became the first African-American justice of the Supreme Court, he was also the most successful person to argue cases before the...

Isaac Asimov, Science Fiction Grand Master

In his approximately 500 books, writer Isaac Asimov explained the universe to us; where it had been, where it is now and where it...