This story requires our BI Prime membership. To read the full article, simply click here to claim your deal and get access to all exclusive Business Insider PRIME content. Business Insider talked to Chris Brandt, Chipotle's chief marketing officer, at the Cannes Lions Festival of International Creativity last week. Brandt said that the brand was done apologizing for its food safety crisis and explained why he reset the company's marketing. Chipotle has made its media spending more efficient and effective by making media buys culturally relevant, he said.