The director of an MTA program to bring visual art and performance to New York City's public transportation system talks about activating spaces of infrastructure, improving rider experience and harnessing the power of public art.

Gary Hustwit, director of design documentaries Helvetica and Objectified, talks about his latest film, a global exploration of the individuals, projects and forces that shape our cities.

David Briggs and Anthony Deen share the winning designs from the first of a series of competitions that address the challenges of developing contaminated urban areas.

"It is the ultimate virtue for architecture in an urban context to create or activate the public domain."

"The city can be likened to a living microbe."

"Comfort is an infinitely relative commodity, and thus a marker of status."

"We asked for a space in which we could do everything and anything."

"Most of us live in our own little bubbles. We know the world that we walk in every single day."

Thaddeus Pawlowski reflects on his participation in a recent professional urban design exchange between São Paulo and New York.

David Giles discusses the findings and implications of a recently launched report on the economic impact and potential of the architecture and design sectors in New York City.