She died yesterday according to the annoucement on the Milton and Rose D. Friedman Foundation website.

Our central theme in public advocacy has been the promotion of human freedom….it underlies our opposition to rent control and general wage and price controls, our support for educational choice, privatizing radio and television channels, an all-volunteer army, limitation of government spending, legalization of drugs, privatizing Social Security, free trade, and the deregulation of industry and private life to the fullest extent possible.