Homes and whole cities have gone gaga over wireless and jumped on the bandwagon to join the revolution. But, is there a dark downside to cell phones, other wireless devices and electromagnetic waves? Are you trading your health for the latest tech gizmo or electrical appliance? Today's guests are on the cutting edge of this controversy and can decode the propaganda that tells you the risks are still unknown. Martin Blank, PhD is a Professor at Columbia University and author of the upcoming book, Overpowered: The Dangers of Electromagnetic Radiation & What You Can Do About It. Larry Gust, MS, MBA is President of the International Institute for Building-Biology and Ecology.