thoughts on building systems, thinking with data, and learning through real projects.

Series

Measuring New York

A data-driven look at NYC livability across eight dimensions.

Livability is the cumulative effect of thousands of daily frictions and affordances. NYC is one of the most measurable cities in human history — so let's actually measure it.

5 of 10 chapters published·Analysis repo ↗
  1. Ch. 00

    What does "livable" even mean?

    Framing the series, the eight dimensions, and how we'll measure them.

    2026-05-23·8 min read

  2. Ch. 01

    Mobility & Access

    Transit isochrones, the 45-minute job-access shed, and where the subway map lies.

    2026-05-23·13 min read

  3. Ch. 02

    Housing Stability & Affordability

    Rent burden, evictions, HPD violations, and the geography of staying put.

    2026-05-24·10 min read

  4. Ch. 03

    Environmental Quality

    PM2.5, asthma ED visits, tree canopy, and the biology of where you live.

    2026-05-30·11 min read

  5. Ch. 04

    Access to Daily NeedsNew

    Groceries, pharmacies, childcare, parks, schools — the 15-minute walkshed.

    2026-06-06·11 min read

Reference companions

Evergreen companions to the narrative arc — not part of the sequential read but referenced throughout.

  1. Ch. 10

    Methodology & Limits

    A living reference companion to the series. Per-chapter algorithms, scoring frameworks, and caveats. Grows as new chapters ship.

    2026-05-23·10 min read

Hero photo: Pedro Lastra via Unsplash (Manhattan Bridge + downtown skyline at blue hour).