Helen Nissenbaum

Helen Nissenbaum is professor of information science at Cornell Tech. She is best known for the concept of "contextual integrity" and her work on privacy, privacy law, trust, and security in the online world. Specifically, contextual integrity has influenced the United States government's thinking about privacy issues.

Nissenbaum has received grants from the National Science Foundation, Air Force Office of Scientific Research, Ford Foundation, the U.S. Department of Health and Human Services Office of the National Coordinator, and the Defense Advanced Research Projects Agency.

She is a contributor to the TrackMeNot privacy-through-obfuscation extension for Firefox and Chrome, as well as the AdNauseam extension for Firefox, Chrome, and Opera that employs similar privacy-through-obfuscation tactics against ad network data collection.