Mikaelin 'Blue' Bluespruce is an American, New York City based mix engineer and record producer. He has worked with notable artists of many different genres including: Solange Knowles, Nas, Lin-Manuel Miranda, Skepta, Dev Hynes, Marsha Ambrosius, Alloe Blacc, Common, & Prince Royce. For The Hamilton Mixtape, Blue mixed songs for Hip Hop artists Nas, Dave East, Common & Black Thought, as well as famed soul singer Alloe Blacc, and Lin-Manuel Miranda, the creator and star of Broadway's Hamilton. The mixtape also debuted at number one on the Billboard Top 200.