"Common sense has been almost completely lost in my profession," says the architect.
Yes, including the word "urbanism."
A man was jailed for painting a crosswalk at a dangerous intersection. When he got back to his neighborhood, he was hailed as a hero.
Also outlawed around the world: "gay cure" ads in London, discrimination on the basis of sexuality in Indiana, South Carolina yarn bombing.
A new book offers case studies and tips on creating quick and effective urban interventions.
With his signs removed by the city, we checked in with the project's founder on his next move.
Plus a look back at some of our favorite recent tactical urbanism installations.