sentences:  Since its acquisition by ASU, Thunderbird has revived the undergraduate program (the Bachelor of Global Management; its students are called "Underbirds"), phased out the MBA (which the Carey School already offered), and introduced the Master of Global Management, a non-MBA graduate degree with a number of formal concentrations.The school also offers a Micromasters program and certificate.Forbes ranked Thunderbird as the 54th best business school in the U.S. in 2011, and a 2012 report released by "Bloomberg Businessweek" ranked Thunderbird as the top international business program.