Aristotle was born in 384BC and lived to 322 BC. He was a Greek philosopher, logician, and scientist. Along with his teacher Plato, Aristotle is generally regarded as one of the most influential ancient thinkers in a number of philosophical fields, including political theory. Aristotle was born in Stagira in northern Greece, and his father was a court physician to the king of Macedon. As a young man he studied in Plato's Academy in Athens. After Plato's death he left Athens to conduct philosophical and biological research in Asia Minor and Lesbos, and he was then invited by King Philip II of Macedon to tutor his young son, Alexander the Great