Michael Sorkin (1948–2020) was Principal of the Michael Sorkin Studio, a global design practice working at all scales with a special interest in the city and green architecture; President and founder of Terreform, a non-profit institute dedicated to research into the forms and practices of just and sustainable urbanism; and Co-President of the Forum and Institute for Urban Design. He was Distinguished Professor of Architecture and Director of the Graduate Program in Urban Design at CCNY, author or editor of numerous books on architecture and urbanism, and architecture critic for The Nation. In 2013, he won the National Design Award as “Design Mind.”