Philosophers
Logic
Aristotle
Lewis Carroll
Immanuel Kant
Francis Bacon
Gottfried Leibniz
History of logic
Charles Sanders Peirce | Mathematicians by field
Alfred Tarski
Ludwig Wittgenstein
David Hilbert
Hilary Putnam
Dana Scott
Bertrand Russell
John Stuart Mill
Alfred North Whitehead | John Duns Scotus
Logicians from Iraq
Henri Poincaré
George Boole |