Kammala jumla mai zuwa: Gray ya yi aiki a kan manufofi da ma'aikatan bincike na Sanata Barack Obama na 2004 don Majalisar Dattijan Amurka. Ta kuma kasance memba na farko na yakin neman zaben Sanata Obama na Amurka, yana aiki a matsayin Mataimakin Daraktan Manufofin Kasa na Majalisar Dinkin Duniya.
Obama don Kamfen na Shugabancin Amurka a 2007-2008.