The HOW philosophy was recognized as one of the nine rules for companies to embrace in Thomas L. Friedman’s seminal book, “The World is Flat.” Dov’s ideas have also been featured prominently in Friedman’s best-selling “Hot, Flat and Crowded,” “That Used to Be Us” and “Thank You for Being Late.” Dov and Tom have also collaborated on more than 20 New York Times columns, and they have shared the stage at the Aspen Ideas Festival, World Economic Forum, 92nd Street Y and a number of New York Times and other events.