Lambda Pi Eta is the official communication studies honor society of the National Communication Association (NCA). As a member of the Association of College Honor Societies (ACHS), Lambda Pi Eta has over 400 active chapters at four-year colleges and universities worldwide.
Lambda Pi Eta was founded in 1985 at the University of Arkansas. Lambda Pi Eta became a part of the National Communication Association in 1988, and the official honor society of the NCA in July 1995.
Lambda Pi Eta represents what Aristotle described in his book, Rhetoric, as the three artistic proofs of persuasion: Logos (Lambda) meaning logic, Pathos (Pi) relating to emotion, and Ethos (Eta) defined as character credibility and ethics.