Double-blind clinical trials are the current medical standard, but could they be damaging the chances for patients in dire need of getting treatments? We’ll look at the potential dangers of relying on clinical trials that involve placebos. Graphic designer Bob Gill talks about his colorful career. Swedish crime thriller writers Arne Dahl, Anders Roslund, and Borge Hellstrom discuss their work and the growing popularity of Scandinavian mystery writing. Plus, Neil MacGregor, director of the British Museum, gives us a preview of a celebrated BBC series that we’ll be running on our show—The History of the World in 100 Objects!