Jeff is an American keyboardist of fusion and especially smooth jazz.

He comes from a very interested family and had piano lessons since the age of four. In his school days he played soul and rhythm and blues. He first studied chemistry in Boston, before he began studying at Berklee College of Music in 1970/71, where he was taught by Margaret Chaloff, Dave Amram and Ran Blake. He continued his chemistry studies in Oregon, where he worked as a jazz lecturer at Clark College from 1973. With bassist Danny Wilson and drummer Dennis Bradford, he founded his own group with which he released his debut album in 1977; in the following years he worked with guest soloists such as Joe Farrell, Chick Corea and Freddie Hubbard. In 1983 Lorber moved to Los Angeles, where he worked as a studio musician, producer and talent scout for Herb Alpert, the Pointer Sisters or Kenny G. In addition, he presented his own albums with changing casts, which were nominated for a Grammy several times. As a guest musician he was involved in recordings by Eric Marienthal, Gary Meek, U2, Art Porter junior, Manhattan Transfer, Duran Duran, Bruce Hornsby and Curtis Mayfield.