<p><i>Freakonomics</i> was a worldwide sensation, selling more than four million copies.</p> <p>Now Steven D. Levitt and Stephen J. Dubner return with <i>SuperFreakonomics</i>, and fans and newcomers alike will find that this freakquel is even bolder, funnier, and more surprising than the first. </p> <p><i>SuperFreakonomics</i> challenges the way we think all over again, with such questions as: </p> <ul> <li>How is a street prostitute like a department-store Santa?</li> <li>What's the best way to catch a terrorist?</li> <li>What do hurricanes, heart attacks, and highway deaths have in common?</li> <li>Are people hardwired for altruism or selfishness?</li> <li>Can eating kangaroo save the planet?</li> </ul> <p>Levitt and Dubner mix smart thinking and great storytelling like no one else, whether investigating a solution to global warming or explaining why the price of oral sex has fallen so drastically.</p>