Al Greenwood is an American musician and songwriter, best known as the keyboardist for the rock band Foreigner. Born on April 2, 1948, in Brooklyn, New York, Greenwood's work primarily falls within the genres of rock and pop. He joined Foreigner in 1976 and contributed significantly to the band's signature sound, which blends hard rock with melodic elements. Greenwood's notable works with Foreigner include the iconic albums "Foreigner" (1977), "Double Vision" (1978), and "Head Games" (1979). He played a pivotal role in the creation of hits like "Cold as Ice," "Hot Blooded," and "Urgent," showcasing his versatility with both synthesizers and traditional keyboards. In addition to his work with Foreigner, Greenwood has collaborated with various artists and engaged in projects outside the band, further demonstrating his musical versatility. His impact on music is significant, as he helped define the sound of late '70s and early '80s rock, influencing a generation of musicians. After leaving Foreigner in 1981, he continued to be involved in music production and composition, solidifying his legacy in the rock genre.