Nate Cohn lauds the USA Today/Gallup breakup as good news for everyone but Gallup.
David Simas, Obama's campaign opinion research director, lands a new job at the White House.
Gary Langer highlights a study suggesting robo-polls are altered to match the results of traditional polls.
Harry Enten examines the tie between Obama's approval rating and opinions on gun control.
Seth Masket reviews Sasha Issenberg's The Victory Lab.