This is Ken Koopman's third book. He has also written People Before Profit: The Inspiring Story of the Founder of Bob's Red Mill (Inkwater Press, 2012); and Kombucha Revolution: 75...ver maisThis is Ken Koopman's third book. He has also written People Before Profit: The Inspiring Story of the Founder of Bob's Red Mill (Inkwater Press, 2012); and Kombucha Revolution: 75 Recipes for Homemade Brews, Fixers, Elixirs, and Mixers (Ten Speed Press, 2014).ver menos