Lieutenant junior grade Wesley R. Crusher was the gifted son of Starfleet officers Lieutenant Commander Jack R. Crusher and Doctor Beverly Crusher and half-brother of Jack Crusher. He spent several years aboard the USS Enterprise-D and three years at Starfleet Academy. His Starfleet career, already turned sour by a scandal at the Academy, was cut short when he renounced ties with the UFP and became a protégé of the transdimensional Tau Alphan known as The Traveler. (TNG: "Encounter at Farpoint",