Mortimer Benjamin Zuckerman (born June 4, 1937) is a Canadian-American billionaire media businessman, 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 U.S. News & World Report, where he is editor-in-chief. He formerly owned the New York Daily News The Atlantic and Fast Company.
On the Forbes 2016 list of the world's billionaires, he was ranked No. 688 with a net worth of US$2.5 billion. As of January 2020, his net worth is estimated at US$ 3.0 billion.
Zuckerman was born in Montreal, Quebec. He studied at McGill University, University of Pennsylvania and Harvard University. From 1996 to 2001, he was married to Marla Prather. They had two daughters.