This document profiles Jay-Z as a highly successful businessman and musician. It outlines his career as founder of multiple record labels and businesses, including Def Jam, Roc-A-Fella, and Roc Nation. As a musician, it notes Jay-Z has released 14 studio albums and collaborated on several other projects. Beyond music, it discusses Jay-Z's other business ventures such as Rocawear clothing and restaurants. The document also examines Jay-Z's online presence through social media and fan sites, noting he engages fans but avoids sharing personal details online.