Daniel Safarik invited me to join him on his excellent podcast, Unfrozen, to talk about Chicago Skyscrapers, 1934-1986, and some of the less savory aspects surrounding high-rise construction in the city during the era. We talked about why this book has a subtitle while the previous skyscraper book did not, tall buildings as chess pieces on an urban game board, how speculative development created very different buildings than corporate headquarters building, and why the John Hancock Building’s construction deserves a screenplay. A great conversation…