What is "doseone"

Adam Drucker (born April 21, 1977), better known by his stage name Doseone, is an American rapper, producer, poet and artist. He is a co-founder of the indie hip hop record label Anticon. He has also been a member of numerous groups including Deep Puddle Dynamics, Greenthink, Clouddead, Themselves, Subtle, 13 & God, and Nevermen.