He started his own school, Lyceum, named after Apolle Lyceum, he tutored Alexander the great, and he started the study of logic. 1. He came up with the four causes, thus setting the foundations of science. 2. He showed great insight in moral philosophy and developed that school of thought. 3. He started his own school. 4. He taught Alexander the great. 5. He started mathematical logic. 6. He is known as the father of Biology because he was the first person to classify, albeit crudely, organisms as either plants or animals. .