On this week’s Tech Nation, Moira speaks with Harvard economics professors Edward Glaeser and David Cutler about “Survival of the City … Living and Thriving in an Age of Isolation.” Then Dr. Alex Pang’s advice about our work life from his 2016 book, “Rest … Why You Get More Done When You Work Less” is even more relevant now. And Tech Nation Health Chief Correspondent Dr Daniel Kraft talks to us about something unprecedented … our teeth!