d Service Professor University of Chicago • Richard Dawkins Charles Simonyi Chair in the Public Understanding of Science University of Oxford • Douglas Envin Curator of Paleozoic Invertebrates Smithsonian National Museum of Natural History • Wendy Freedman Director Carnegie Institute • Frank Wilczek*

weekend! @ Richard Dawkins: The Richard Dawkins Foundation for Reason and Science Mariette DiChristina: editor and chief of "Scientific American" Douglas Envin; Douglas H. Erwin; Professor, Santa Fe Institute ,Senior Scientist and Curator of Paleobiology, Smithsonian National Museum of Natural History, Pale