A "Grizzled Ancient," Barrett has been at Bungie since 1999, and has participated in the development process for numerous Bungie games, including Myth II: Soulblighter and every Halo game made by Bungie. Barrett has discussed Destiny in a variety of press interviews and media, including leading a panel (with Joe Staten) at GDC 2013, giving a series of in-depth interviews to Game Informer, and elsewhere.