Adam Greenfield maps the flows and processes of an Occupy Sandy relief hub to demonstrate the potential of a permanent mutual-aid infrastructure for New York.

THE STATE OF CITIES: PROSPERITY AND INEQUALITY Earlier this month, UN-Habitat kicked off the Sixth Session of the World Urban Forum...

CITIES GET THINGS DONE President Bill Clinton’s rousing speech at the Democratic National Convention Wednesday night included a special shout-out...

Urban planner Douglas Woodward analyzes the rules posted in privately owned public spaces to investigate some of the challenges involved in the private provision of public goods.

BMW GUGGENHEIM LAB TRIP TO WITHDRAW FROM PLANNED BERLIN SITE If the BMW Guggenheim Lab is an experimental exploration of the multiple meanings and possibilities of public space worldwide, one of the experiment's perceived follow-on effects has come to eclipse all others: gentrification. The experiment's control factor is a temporary venue designed by Atelier...

The occupation of Zuccotti Park unintentionally brought attention to the nebulous rules that govern New York City's privately-owned public spaces (POPS). In 1961, the city was changing. Advances in building technology meant office towers could be built higher than ever before, and developers had an interest in making use of this additional square footage. A revision of the zoning laws offered a trade: in return for creating public open spaces — perhaps most importantly, for the Occupy Wall Street movement, spaces “accessible to the public at all times,” unlike city parks...

HUXTABLE LAUDS EMPIRE STATE BUILDING RENOVATION For her latest installment in The Wall Street Journal, architecture critic Ada Louise Huxtable focuses her attention on the extensive renovations of the Empire State Building and where the New York City icon fits in this "age of the superskyscraper," in which technological innovation and "the timeless incentives of ego and profit"...

MTA NO-BIN EXPERIMENT New York City residents are deeply skeptical of a new pilot program designed to reduce litter in...

ZUCCOTTI POPS Jerold S. Kayden has written two opinion pieces about the spatial and legal ramifications of Occupy Wall Street’s...