Onion Flats

A Giant Leap Forward for Low-Income Housing in Philadelphia

Inga Saffron reviews a trio of environmentally friendly rowhouses built for low-income families in Philadelphia's Logan neighborhood, which she proclaims are "superior to anything Philadelphia has done in half a century."

October 30, 2012 - The Philadelphia Inquirer

Nation's Largest Net-Zero Mixed Use Project Planned for Philadelphia

Branden Klayko reports on the pioneering project planned by innovative Philadelphia design-build developers Onion Flats.

January 20, 2012 - The Architect's Newspaper

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

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.