Introduction; 1. Personal information as a knowledge commons resources Madelyn Rose Sanfilippo, Brett Frischmann and Katherine J. Strandburg; 2. How private individuals maintain privacy and govern their own health data cooperative: MIDATA in Switzerland Felix Gille and Effy Vayena; 3. Pooling mental health data with Chatbots Michael Mattioli; 4. Privacy in practice: a socio-technical integration research (STIR) study of rules-in-use within institutional research Kyle M. L. Jones and Chase McCoy; 5. Public Facebook groups for political activism Madelyn Rose Sanfilippo and Katherine J. Strandburg; 6. The republic of letters and the origins of scientific knowledge commons Michael J. Madison; 7. Privacy and knowledge production across contexts Brett Frischmann, Katherine Haenschen and Ari Ezra Waldman; 8. Governing the internet of everything Scott J. Shackelford; 9. Contextual integrity as a gauge for governing knowledge commons Yan Shvartzshnaider, Madelyn Rose Sanfilippo and Noah Apthorpe; 10. Designing for the privacy commons Darakhshan J. Mir; Conclusion.