Praxiphanes a Peripatetic philosopher, was a native of Mytilene

Mytilene

Mytilene is a town and a former municipality on the island of Lesbos, North Aegean, Greece. Since the 2011 local government reform it is part of the municipality Lesbos, of which it is a municipal unit. It is the capital of the island of Lesbos. Mytilene, whose name is pre-Greek, is built on the...

, who lived a long time in Rhodes

Rhodes

Rhodes is an island in Greece, located in the eastern Aegean Sea. It is the largest of the Dodecanese islands in terms of both land area and population, with a population of 117,007, and also the island group's historical capital. Administratively the island forms a separate municipality within...

. He lived in the time of Demetrius Poliorcetes and Ptolemy I Soter

Ptolemy I Soter

Ptolemy I Soter I , also known as Ptolemy Lagides, c. 367 BC – c. 283 BC, was a Macedonian general under Alexander the Great, who became ruler of Egypt and founder of both the Ptolemaic Kingdom and the Ptolemaic Dynasty...

, and was a pupil of Theophrastus

Theophrastus

Theophrastus , a Greek native of Eresos in Lesbos, was the successor to Aristotle in the Peripatetic school. He came to Athens at a young age, and initially studied in Plato's school. After Plato's death he attached himself to Aristotle. Aristotle bequeathed to Theophrastus his writings, and...

, about 322 BC. He subsequently opened a school himself, in which Epicurus

Epicurus

Epicurus was an ancient Greek philosopher and the founder of the school of philosophy called Epicureanism.Only a few fragments and letters remain of Epicurus's 300 written works...

 is said to have been one of his pupils. Praxiphanes paid special attention to grammatical studies, and is hence named along with Aristotle

Aristotle

Aristotle was a Greek philosopher and polymath, a student of Plato and teacher of Alexander the Great. His writings cover many subjects, including physics, metaphysics, poetry, theater, music, logic, rhetoric, linguistics, politics, government, ethics, biology, and zoology...

 as the founder and creator of the science of grammar. Of the writings of Praxiphanes, which appear to have been numerous, two are especially mentioned, a Dialogue

Dialogue

Dialogue is a literary and theatrical form consisting of a written or spoken conversational exchange between two or more people....

 ποιητῶν in which Plato

Plato

Plato , was a Classical Greek philosopher, mathematician, student of Socrates, writer of philosophical dialogues, and founder of the Academy in Athens, the first institution of higher learning in the Western world. Along with his mentor, Socrates, and his student, Aristotle, Plato helped to lay the...

 and Isocrates

Isocrates

Isocrates , an ancient Greek rhetorician, was one of the ten Attic orators. In his time, he was probably the most influential rhetorician in Greece and made many contributions to rhetoric and education through his teaching and written works....

 were the speakers, and an historical work cited by Marcellinus

Marcellinus (writer)

Marcellinus was the author of a Life of Thucydides, found in some of the ancient commentaries on the History of the Peloponnesian War by Thucydides. Nothing else is known for certain about this Marcellinus, but he probably lived in about the 6th century, and compiled his biography from passages in...

 in his Life of Thucydides

Thucydides

Thucydides was a Greek historian and author from Alimos. His History of the Peloponnesian War recounts the 5th century BC war between Sparta and Athens to the year 411 BC...

under the title of Περὶ ίστορίας.