Analytical philosophy: Focuses on revealing the logical and philisophical assumptions of an arguement

Atomism: Any thing in itself can be divided into smaller bytes

Behaviorism: The mind can be explained by observing human behavior

 Cartesianism: Mind and body are linked

Empiricism: All knowledge is a posteri, what can be observed

 Epicureanism:  All good things in moderation

 Existentialism: Pursues the question, what does it mean to exist?

Frankfurt School: Marxist school dedicated to complex economic and social issues

Hegelianism:  Dialectic reasoning, truth is found by taking a thesis, which corresponds to it's anti-thesis, when combined, they form a synthesis which is in turn a new thesis 

Humanism: Mankind can better itself through appreciation of art, beauty and good

Idealism: Only truth is thru pure abstraction (or pure thought) Logic/Math (a priori)

Kantianism/neo-Kantianism: Truth is both a priori and a posteri

Logical Positivism: Truth is only found thru Scientific Method

materialism: The only truth is what is here and now

naturalism: Truth can only be found in natural occurences and explained by natural laws

Platonism/neoplatonism: The world we percieve is only a shadow, truth is the perfection of that shadow, and can only be observed through pure thought

positivism: Truth can only be found through sensual perception/observation

pragmatism: If it works, it must be true

rationalism: Truth can only be found by pure reason and logic

solipsism: The only truth is that in our mind

structuralism: Truth can only be found thru observing the ways through which things interact with each other

utilitarianism: Ethical belief that the greater good is what makes the most people happy