Wild Trees, Second-Hand Life, Prison Reform, Food Safety

A Wonderful World in the Canopy Guest: Richard Preston, author, "The Wild Trees: A Story of Passion and Daring" Giant trees are the gateway to a rarely explored world teeming with wonder. Global Garage Sale Guest: Adam Minter, business journalist and author, “Junkyard Planet,” and “Secondhand: Travels in the New Global Garage Sale”  The secondhand world is changing, which reflects our changing values. Eastern State Penitentiary Guest: Paul Kahan, author, "Eastern State Penitentiary: A History" and "Seminary of Virtue"  When prisoners arrived in 1829, the Eastern State Penitentiaryin Philadelphia was the largest public works project in the United States. This prison is now a historic landmark, and it has some unique architectural features, to be sure. But it’s what was going on inside that was truly revolutionary. Magic Mushrooms Guest: Tradd Cotter, microbiologist, mycologist, organic gardener, and owner, Mushroom Mountain and Mycomatrix Mushrooms have a myriad of uses, and we’ve only begun to scratch the surface. Food Safety: Fortification Guest: Roger Clemens, biological chemist, University of Southern California Schools of Pharmacy and Medicine What does it mean to "fortify" food?