Peripatetic school used by earlier philosophers such as Socrates. Aristotle and his colleagues first began to use the Lyceum in this way about 335 BC, after which Aristotle left Plato's Academy and Athens, and then returned to Athens from his travels about a dozen years later. Because of the school's association with the gymnasium, the school also came to be referred to simply as the Lyceum. Some modern scholars argue that the school did not become formally institutionalized until Theophrastus took it over, at which time there was private property associated with the school. Originally at least, the Peripatetic gatherings were probably
Satyrus the Peripatetic Satyrus the Peripatetic Satyrus () of Callatis was a distinguished peripatetic philosopher and historian, whose biographies ("Lives") of famous people are frequently referred to by Diogenes Laërtius and Athenaeus. He came from Callatis Pontica, as we learn from a Herculaneum papyrus. He lived earlier than the reign of Ptolemy VI Philometor (181–146 BC) when his "Lives" were epitomized by Heraclides Lembus, probably during the 3rd century BC. Athenaeus frequently refers to him as a Peripatetic, but his connection to the Peripatetic school is otherwise unknown. His biographies dealt with many eminent people including kings (Dionysius the Younger, Philip), statesmen (Alcibiades),