Ed Glaeser considers the post-pandemic challenges facing cities
Harvard economist says urban centers will remain vital -- but face new threats
By 
HARVARD ECONOMICS PROFESSOR Ed Glaeser is one of the leading authorities on the role of cities in modern life — and throughout human history. His 2011 book The Triumph of the City lays out the central place of cities in driving innovation and economic vitality. He dubs them “our greatest invention,” and his book’s subtitle(...)