She is the widow of Peter E. Haas, who was the great-grandnephew of Levi Strauss, the founder of denim manufacturer Levi Strauss & Co. She was born Miriam Ruchwarger in 1946 in New Jersey, the daughter of Nancy (née Zdenka) and Avram Ruchwarger, Jewish refugees from Yugoslavia.
[6][4] In July 2004, Haas was elected as a director of Levi Strauss & Co, succeeding her husband, who stood down as chairman emeritus.
[6] In 2019, Haas owned nearly 17% of Levi Strauss & Co, making her a billionaire, following the February 2019 plan for the company to be publicly traded on the New York Stock Exchange.
[9] On June 12, 1968, she married Brian Lurie, who she had met in Israel when on an American Friends of the Hebrew University program.
[15] Around 2024, she donated $1 million to a committee supporting the candidacy of her son Daniel Lurie for mayor of San Francisco.