Born Jerome Harmon, he is a music producer known for his frequent collaborations with Timbaland. He was named a top R&B producer by Billboard Magazine in 2013. He has produced albums for Beyoncé, Chris Brown, Jay-Z, Justin Timberlake, Jay-Z, Ashlee Simpson and others.
He was a session musician who played organ and keyboard on many Kirk Franklin albums.
He won four Grammy Awards for hid work with Beyoncé on her album Drunk In Love. He also Grammy's for producing "Pusher Love Girl" by Justin Timberlake, FAME by Chris Brown and Free to Worship by Fred Hammond.
He is from Fort Worth, Texas.