Aristotle was a Greek philosopher born in 384 BC in Stagira, Greece. He studied under Plato for 20 years at Plato's Academy in Athens. Later, Aristotle founded his own school called The Lyceum in 335 BC, where he taught and studied for 12 years on topics including logic, reasoning, knowledge, ethics, politics, and more. He died in 322 BC from an undefined stomach illness.