Kenneth Gamble (born August 11, 1943, Philadelphia, Pennsylvania)[1] and Leon A. Huff (born April 8, 1942, Camden, New Jersey)[2] are an American songwriting and production duo credited for developing the Philadelphia soul music genre (also known as Philly sound) of the 1970s. In addition to forming their own label, Philadelphia International Records, Gamble and Huff have written and produced 175 gold and platinum records, earning them an induction into the Rock and Roll Hall of Fame in the non-performer category[3] in March 2008.