MARK PENN One percent of the nation can make or break a business, tip an election, or start a social movement. Which 1% Are You? Take the Microtrends quiz to find out and compare results with friends. About Microtrends, the book In 1996, Mark Penn identified a microtrend - Soccer Moms - that was the critical group in re-electing President Clinton. With 30 years of experience as one of the worlds most highly regarded pollsters, Penn, along with co-author Kinney Zalesne, now identifies 75 new microtrends sweeping the world