Phi Beta Kappa is the oldest academic honor society in the United States, founded in 1776 at the College of William and Mary. It recognizes and promotes excellence in the liberal arts and sciences, celebrating students who demonstrate outstanding academic achievement and intellectual curiosity. Membership in Phi Beta Kappa is highly prestigious and is often seen as a mark of academic excellence. The society has chapters at many colleges and universities across the country, and it encourages a commitment to lifelong learning and the pursuit of knowledge in various fields.