Ernest Dion Wilson, professionally known as No I.D. (and also Immenslope), is an American hip hop and R&B music producer from Chicago, Illinois. He is currently the Executive Vice President in charge of A&R at Def Jam Recordings.
Wilson is also a DJ, music arranger and rapper, having released an album in 1997, titled Accept Your Own and Be Yourself (The Black Album), under Relativity Records. He is perhaps best known for his early work with Chicago-based rapper Common. He has since become a heavily sought-out producer, producing hit singles such as "Smile" by G-Unit, "Outta My System" and "Let Me Hold You" by Bow Wow, "Heartless" by Kanye West, "D.O.A." by Jay Z and "My Last" by Big Sean. Wilson, who has served as a musical mentor for several artists, such as Kanye West, is considered "The Godfather of Chicago hip hop".