My book, Build or Die: How America Is Suffocating Its Cities and What to Do About It, will be published by Princeton University Press on December 8, 2026. Preorder the book now from Bookshop.org. Here is a chart I think about a lot: I like to whip out this chart (and the research it’s based on) whenever I’m trying to make the point that America’s homelessness crisis is the result of structural conditions in the housing market, not a mass epidemic of mental illness or fentanyl abuse.