Aleksander Thomas Manfredi, better known by his stage name Exile, is an American record producer, disc jockey and occasional rapper. Aside from his solo career, he is a member of the musical groups Emanon alongside Aloe Blacc, as well as Blu & Exile.

Johnson Barnes III, better known by his stage name Blu, is an American rapper and record producer from Los Angeles, California. He performs as one half of the duo Blu & Exile, which was formed in 2007 and whom released their debut studio album, Below the Heavens in July of that year. He is also the forefront member of the California-based collective, Dirty Science. He is recognized for his collaborative albums with record producers Mainframe, Ta'Raach, Bombay, Damu the Fudgemunk, Madlib, Nottz, and Union Analogtronics.