Hacker News
- Hidden Tribes: A Study of America’s Polarized Landscape https://hiddentribes.us/ 7 comments
- Hidden Tribes: A Study of America's Polarized Landscape [pdf] https://static1.squarespace.com/static/5a70a7c3010027736a22740f/t/5bbcea6b7817f7bf7342b718/1539107467397/hidden_tribes_report-2.pdf 50 comments