Mortimer Benjamin "Mort" Zuckerman (born June 4, 1937) is a Canadian-born American media proprietor, magazine editor, and investor. He is the co-founder, executive chairman and former CEO of Boston Properties, one of the largest real estate investment trusts in the United States. Zuckerman is also the owner and publisher of the New York Daily News and of U.S. News & World Report, where he serves as editor-in-chief. He formerly owned The Atlantic and Fast Company.