Famous INTPs
* Adam Smith – Scottish moral philosopher, political economist
* Albert Einstein - German physicist
* André-Marie Ampère – French physicist
* Aristotle – Greek philosopher (possibly ENTP)
* Baruch Spinoza – Jewish-Portuguese philosopher
* Blaise Pascal - French mathematician
* Bobby Fischer – grandmaster, chess expert (perhaps ISTP?)
* Bob Newhart - comedian, actor
* Carl Jung - Swiss psychiatrist
* Charles Darwin - English naturalist
* Dr. David Keirsey – psychologist
* Galileo – Italian astronomer
* George Soros – Hungarian philanthropist
* Isaac Newton – astrophysicist, ‘natural philosopher’, and alchemist
* Jack Kevorkian – “you don’t know Jack” pathologist
* James Madison - American President
* John F. Nash Jr. – mathematician, game theorist
* John Quincy Adams - American President
* Ludwig Boltzmann – Austrian physicist
* Marie Curie – Polish/French physicist, chemist
* Meryl Streep - actress
* Nicolaus Copernicus – Polish mathematician and astronomer
* Nikola Tesla – Serbian inventor, engineer, and physicist
* Norbert Wiener – Russian/American mathematician
* Rene Descartes - French philosopher
* Socrates - Greek philosopher
* Steve Wozniak – computer engineer, co-founder of Apple (ENTP?)
* Thales – Greek philosopher, “Father of Science”
* Thomas Jefferson – U.S. president
Fictional:
* Bernard Marx – A Brave New World
* Data - Start Trek: The Next Generation
* Howard Roark – The Fountainhead
* John Galt – Atlas Shrugged
* Klaus and Violet Baudelaire – A Series of Unfortunate Events
* Linus van Pelt – Peanuts
* Luna Lovegood – Harry Potter
* Seven of Nine - Star Trek: Voyager
The bad News:
INTPs can be wrapped too tight around their own drive axle.