12/04/12 - Tuesday's Topical Currents is with socio-biologist Rebecca Costa. She offers a “genetic” explanation for currents events . . . emerging trends . . . and individual behavior. Costa retired at the zenith of her Silicon Valley career to write her book, THE WATCHMAN’S RATTLE: A Radical New Theory of Collapse. She says the principles governing evolution cause and provide a solution for global gridlock.