Otis Lee Jackson Jr. (born October 24, 1973), known professionally as Madlib, is an American DJ, record producer, and rapper. Critically acclaimed for his eclectic, sample-heavy production style, he is regarded as one of the most influential producers in modern hip-hop. His frequent collaborators include MF Doom (as Madvillain), J Dilla (as Jaylib), Freddie Gibbs (as MadGibbs), Talib Kweli, and Erykah Badu.