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Everything here is built from public records with open methods. Learn to check it, rebuild it, and report on it yourself.
🎓 Housing Data Science →From a city’s raw permit spreadsheets to a scored, independently verified housing record: 19 notebooks, no coding required to start, one click to open in Colab.📰 Data Journalism →Query the housing record in your browser: one-click questions (the waiting room, the stage clock, density-bonus projects) and a guided case-file notebook for the 2700 Shattuck story.How we count housingWhat we count, where the data comes from, and how it differs from the City’s report.🗄 DatasetteThe whole database, queryable in your browser.🌍 Google Earth notebookA guided tour of the pipeline in Google Earth, with the data sources explained.🤖 Coding agents for reportersLearn to analyze Berkeley housing data yourself (NICAR 2026).Technical archive (2026)The original analysis, APR correction tables, and the full notebook index.📚 Reading: Maintenance: Of EverythingStewart Brand, Stripe Press, 2026.📚 Reading: How Buildings LearnStewart Brand.