She received her Ph.D. from MIT. Dr. Landau has done extensive work in symbolic computation and algebraic algorithms. She is associate editor of the Notices of the American Mathematical Society; and a member of the Association for Computing Machinery, the Association for Women in Mathematics, and the American Association for the Advancement of Science. She co-authored with Whitfield Diffie the book Privacy on the Line: The Politics of Wiretapping and Encryption. Dr. Landau is also the primary author of the 1994 Association for Computing Machinery report, "Codes, Keys, and Conflicts: Issues in U.S. Crypto Policy." This report was funded by the NSF and the participating panel consisted of senior members of the cryptography and security communities, including members of the government, industry, and academia.