The PopTech (poptech.org) 2009: America Reimagined conference is taking place in Camden, Maine from October 21-24, 2009 and streamed live at poptech.org/live. These are highlights from Saturday, October 24, 2009, including Michael Pollan on voting with your fork, Nick Bilton on what people used to believe about transportation and news, Neri Oxman on an eggshell membrane, Marije Vogelzang on designing playful eating, Naif Al-Mutawa on his goal for The 99 comic series, James Fowler on how and why we are connected, Dean Ornish on changing your genes by changing your lifestyle and walking for three hours a week to grow brain cells, and Zoë Keating, Ruby Jane Smith, Mark O'Connor musically closing the day. _____ America stands at a complex crossroads, economically, technologically, socially and geopolitically. Major forces are reshaping the idea of America, its governments contract with its citizens, its brand, and its role in the world. And there is not a single global challenge that can be addressed without it.Cast: PopTech