Podcast:99% Invisible Published On: Fri Mar 11 2011 Description: In a recent piece from Urban Omnibus, Vishaan Chakrabarti (Professor at the Graduate School for Architecture, Planning and Preservation at Columbia University), wrote about how urban open spaces contribute to political change, “Public spaces like Tompkins Square, Tiananmen Square and … Continue reading → Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to ad-free new episodes and get exclusive access to bonus content.