Creator Andrew Marlowe is stepping down as showrunner for season 7, while executive producer David Amann will take over the writers’ room. We’re told Marlowe will continue to maintain a presence on the show, and will develop new projects as part of his overall deal with ABC Studios.”Over the past four seasons, David has proven himself to be a tremendous leader and a great steward of our show’s unique voice,” Marlowe said in a statement. “I’m excited to continue our creative collaboration as he assumes his new responsibilities.”