Highly influential French philosopher, scientist and mathematician. His experiment of presenting a geometrical point using a pair of ordered numbers almost kickstarted modern mathematics.

Kant said that our mind organized experiences into thoughts and understandings of how the world works.

Morality is derived from rationality, all moral judgement are rationally supported

Most famous for his pantheistic views. He contended that everything that exists in nature is one reality and there is only one set of rules governing the whole of the reality which surrounds us and of which we are part.

Died-December 4th, 1679

Stated that society needs authority. He set out his views on human nature and the necessity of governments and societies.

Regarded human nature as cruel and brutal.

Founder of modern mathematical logic and made important contributions to the philosophy of logic.

August 27 1770 - November 14 1831

German philosopher during the Enlightenment period. Created the German idealism

Created a philosophical system that summarize the whole history of philosophy, science, art, politics, and religion.

"rational alone is real"

Hegelianism is experiential, with experiences becoming date points.

Death-347 B.C.E

In his written dialogues he expanded on the ideas and techniques of his teacher Socrates. Known for the allegory of the cave.

Died: April 28, 1951

A philosopher who mainly worked in logic, the philosophy of math, the philosophy of mind, and the philosophy of language. Wrote a book called Tractatus Logico-Philosophicus.

Writing introduced communism to the world. Without him, the concept of communism might never have been developed and the world would be a completely different place.

Died: November 11, 1855

A Danish philosopher, theologian, poet, social critic and religious author. He is wildly considered to be the first existentialist philosopher.