Edward Ashford Lee is Distinguished Professor (Emeritus) in Electrical Engineering and Computer Sciences at the University of California, Berkeley, where he runs iCyPhy, a research center focused on industrial cyber-physical systems. He is the author of Plato and the Nerd (MIT Press) and other books. Sanjit A. Seshia is a Professor in the Department of Electrical Engineering and Computer Sciences at the University of California, Berkeley.