Plato was not only a philosopher, but also mathematician. Plato was largely respected at the time because he was a student of Socrates. This is such an honor because Socrates is credited to being one of the founders of Western philosophy. Plato was also known for writing philosophical dialogues. Another achievement of his was that he opened the first higher institute in the Western World (Plato). Aristotle was a scientist along with his role as a philosopher. He was interested in the areas of science like marine biology, the different kinds of earth sciences, as well as biology. Aristotle’s contribution to biology was that he figured out a way to classify animals. His idea to do this was to put them into groups based on their simple characteristics. One of Aristotle’s students was Alexander the Great