Susan Landau is Bridge Professor in Cyber Security and Policy at The Fletcher School and the School of Engineering, Department of Computer Science, Tufts University and Visiting Professor, Department of Computer Science, University College London. Landau works at the intersection of cybersecurity, national security, law, and policy. Landau's new book, People Count: Contact-Tracing Apps and Public Health, will be published in April 2021. She has also written Listening In: Cybersecurity in an Insecure Age, Surveillance or Security: Risks Posed by New Communications Technologies, and, with Whitfield Diffie, Privacy on the Line: The Politics of Wiretapping and Encryption. Landau has testified before Congress and frequently briefed US and European policymakers on encryption, surveillance, and cybersecurity issues. She was a Senior Staff Privacy Analyst at Google, a Distinguished Engineer at Sun Microsystems, and has been a faculty member at Worcester Polytechnic Institute, the University of Massachusetts Amherst, and Wesleyan University. Landau serves on the National Academies Cyber Resilience Forum, and has served on the National Academies Computer Science and Telecommunications Board, the National Science Foundation Computer and Information Advisory Board, and the Information Security and Privacy Advisory Board. Landau has been a fellow at the Radcliffe Institute for Advanced Study, a Guggenheim fellow, and is also a fellow of the American Association for the Advancement of Science and of the Association for Computing Machinery. She is a 2015 inductee to the Cybersecurity Hall of Fame, and a 2018 inductee into the Information System Security Hall of Fame.