Jeffrey "Jeff" Bass (born on May 16, 1961 in Shaker Heights, Ohio) is a Grammy- and Oscar-winning music producer from Detroit, best known as one half of the Bass Brothers and for his work with Eminem. Since being signed to a contract at age 19 with the legendary Quincy Jones, Jeff has recorded, written, and become one of the most sought-after producers in the music industry. A prime mover in establishing the career of Eminem, Jeff’s deft touch influenced the artist’s distinctive sound. He co-wrote the Oscar-winning song, "Lose Yourself", featured in the movie 8 Mile and went on to win numerous Grammy awards for his long-time collaboration with Eminem. 　　As a child, Jeff Bass enjoyed sports and music.