Panchronia

Charles Sanders Peirce

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American philosopher, logician and scientist

1839 – 1914 · 75 years · Cambridge, Massachusetts · Americas

Philosophy: Pragmatism (founder)

Founder of pragmatism: the meaning of an idea lies in its practical consequences. He worked for thirty years for the US Coast Survey and laid the foundations of semiotics, the study of signs.

Portrait: Napoleon Sarony · Public domain · Wikimedia Commons

Contemporaries around the world

Europe

Eastern Europe & Russia

Middle East

Africa

Asia

Americas

Oceania

The world in their lifetime