Roots of Kool G Rap & DJ Polo

William Paul Mitchell, better known by the stage name of Large Professor, is an American rapper and record producer. Based in New York City, he is a founding member of the underground hip-hop group Main Source, and is credited with having discovered and mentored fellow New York City-based rapper Nas. About.com ranked Large Professor at No. 13 on its Top 25 Hip-Hop Producers list.

Marlon Lu'Ree Williams, better known by his stage name Marley Marl, is an American DJ, record producer, rapper and record label founder, primarily operating in hip-hop music. Marlon grew up in Queensbridge housing projects located in Queens, New York. He performed in local talent shows during the early days of rap music, further fueling his interest.

Richard William Stephen Shaw, better known by his stage name Bushwick Bill, was a Jamaican rapper. He was a member of the Texas hip hop group Geto Boys, a group he originally joined as a breakdancer in 1986 as Little Billy. He went on to become one third of the most popular incarnation of the group, alongside Willie D and Scarface.