Iceberg Slim, given name Robert Beck,  was an American pimp who subsequently became an influential author, Beck's fiction have been acknowledged as an influence by several rap musicians, from which genre?
Iceberg Slim Robert Beck (born Robert Lee Maupin or Robert Moppins, Jr.; August 4, 1918 – April 28, 1992), better known as Iceberg Slim, was an American pimp who subsequently became an influential author among a primarily African-American readership. Beck's novels were adapted into movies, and the imagery and tone of Beck's fiction have been acknowledged as an influence by several rap musicians, including Ice T and Ice Cube, whose names are homages to Beck.
T.I. Clifford Joseph Harris Jr. (born September 25, 1980), known professionally as T.I. and Tip (often stylized as TIP or T.I.P.), is an American rapper and actor from Atlanta, Georgia. Harris signed his first major-label record deal in 1999, with Arista subsidiary LaFace. In 2001, Harris formed the Southern hip hop group P$C, alongside his longtime friends and fellow Atlanta-based rappers. Upon being released from Arista, Harris signed to Atlantic and subsequently became the co-chief executive officer (CEO) of his own label imprint, Grand Hustle Records, which he launched in 2003. Harris is also perhaps best known as one of the artists who popularized the hip hop subgenre trap music, along with Young Jeezy and Gucci Mane.