Mobilcast.com

This week it's the seeds and bark that changed the planet. We're talking spices, the stuff of wonderment and avarice in the medieval world with Paul Freedman, author of Out of the East: Spices and the Medieval Imagination. It's a St. Augustine, Florida special for Jane and Michael Stern at Saltwater Cowboy's. Celebrity chef Mario Batali reveals the summertime reads in his beach bag. His new book is Italian Grill. Tea purist Bill Waddington, proprietor of St. Paul's TeaSource, has summer in a glass -- iced teas for the lazy at heart, and culinary improv artist Sally Schneider has a brief on the