Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Larry Rosen is an American entrepreneur, producer, musician, and recording engineer. Rosen was born in The Bronx, New York (May 25, 1940). Rosen began his musical career as a drummer with the Newport Youth Band and met future partner Dave Grusin while working with singer Andy Williams and attending the Manhattan School of Music. Later in 1972, Grusin and Rosen produced vocalist Jon Lucien for RCA Records and went on to form Grusin/Rosen Productions, which later discovered and developed new artists including Patti Austin, Lee Ritenour, Earl Klugh, Noel Pointer and others.