Dan HooperDan Hooper is an associate scientist in the theoretical astrophysics group at the Fermi National Accelerator Laboratory in Batavia, Illinois, where he investigates dark matter, supersymmetry, neutrinos, extra dimensions, and cosmic rays. Originally fom Cold Spring, Minnesota, Dr. Hooper received his PhD at the University of Wisconsin and was a postdoctoral fellow at the University of Oxford in the United Kingdom. He is the author of Dark Cosmos: In Search of our Universe's Missing Mass and Energy, a SEED magazine Notable Book. Read More Read Less