Ahmir Khalib Thompson (born on January 20, 1971), known professionally as ?uestlove or Questlove (also known as BROther ?uestion, Questo or Brother Question), is an American drummer, DJ, music journalist and record producer. He is best known as the drummer for the Grammy Award-winning band The Roots, which is now the in-house band for Late Night with Jimmy Fallon. He has produced for artists such as Common, D'Angelo, Jill Scott, Erykah Badu, Bilal, Jay-Z, Nikka Costa and more recently, Al Green and John Legend. He is a member of the production teams the Soulquarians, the Randy Watson Experience, and The Grand Wizzards. read full bio here.