Staff Writer Music LogicDiversal has been featuring Logic on Diversal.org since September, 2011. Sir Robert Bryson Hall II[1] (born January 22, 1990), known by his stage name Logic, is an American rapper. He was born and raised in Gaithersburg, Maryland. He has amassed a large internet following and is a member of the RattPack, his group of friends that he works with. Logic has released four official mixtapes, with the most recent being the critically acclaimed Young Sinatra: Welcome to Forever. He is currently signed with Visionary Music Group and Def Jam Recordings. Previous article: Leonhart Prev Next article: M-Phasis Next