Broken Windows Theory

A Simple Approach to Abandoned Buildings Improved Crime in Philadelphia

The city of Philadelphia's Doors and Windows Ordinance applied the Broken Windows Theory to positive results.

July 22, 2015 - Pacific Standard

Could a "Broken Windows" Approach Work for Traffic Crashes?

The "Broken Windows" theory of policing - targeting minor crimes to reduce major ones - has been credited with helping to bring down violent crime rates in several cities. Could such an approach reduce traffic violence?

November 20, 2013 - STREETSBLOG.ORG

Does Improved Walkability Reduce Crime?

Adam Davies writes about the results of an experimental policing project in the Netherlands that seems to demonstrate that improvements to the pedestrian environment have reduced crime in Rotterdam.

March 26, 2012 - Walkonomics

Broken Windows Theory Busted?

The Broken Windows theory suggests that a high concentration of small, petty crimes leads to a higher incidence of bigger, nastier crimes. Some European cities run counter to that premise, according to this piece from Next American City.

September 21, 2009 - Next American City

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.