From Marcus Rashford to Maro Itoje, Jay Z’s Roc Nation is re-inventing celebrity Susannah Butter ‘A new chapter, let’s go,’ rugby player Maro Itoje wrote on his Instagram page. The England star was announcing that he had just signed to Roc Nation, American rapper Jay-Z’s management company, in November. Talented, eloquent and politically engaged, the 26-year-old Itoje is a perfect fit; Jay-Z’s juggernaut agency also represents footballer Marcus Rashford. Since Roc Nation expanded into European sport six years ago it has steadily been disrupting the way sports st...