1 Last updated 1/15/2017 5. Glaeser, Edward L., Triumph of the City: How Our Greatest Invention Makes Us Richer, Smarter, Greener, Healthier, and Happier Penguin Press, 2011, ISBN: 978-1594202773. 6. Gladwell, Malcolm, Blink: The Power of Thinking Without Thinking, Back Bay Books, 2007, ISBN: 978- 0316010665. 7. G