Endeavor co-founder and Hollywood titan Ari Emanuel has repped some of the biggest names in entertainment including Oprah Winfrey, Mark Wahlberg and Larry David. He is also the Executive Chair and CEO of TKO Group and the inspiration behind the “Entourage” character Ari Gold. Ari sits down for The Job Interview with WSJ. Magazine to discuss his revealing memoir “Roll the Calls,” his keys to success, why you should always pick up the phone and more.