Ari Emanuel, head of WME Group and chairman of TKO, rose from the mailroom to become a Hollywood superagent representing major stars like Denzel Washington and Adele. The 65-year-old, whose aggressive negotiating style inspired the character Ari Gold from 'Entourage,' attributes his competitive drive and willingness to fight to his high-expectation family upbringing in Chicago and childhood experiences with bullying.