Kuhn

American activist and non-profit organization executive. In 1970 she founded the Gray Panthers, an organization dedicated to ending age discrimination.

Austrian chemist. He won a 1938 Nobel Prize for research on carotenoids and vitamins but declined the award by order of the Nazi government.

American philosopher and historian best known for his work The Structure of Scientific Revolutions (1962), in which he challenged the view that the history of science is a smooth and cumulative process, arguing instead that scientific change occurs through “revolutions” in which one paradigm of inquiry and explanation is replaced by another.