Stephon Alexander is an Associate Professor of Physics at Haverford College, focusing on theoretical cosmology, quantum gravity and particle physics.  He is also an Assistant Professor (Adjunct) of Physics  at Penn State University.  Stephon has studied at Brown University and done postodoctoral research at Imperial College, London and at the Stanford Linear Accelerator Laboratory.  He is on the Board of Directors for the Network for the Improvement of World Healthare, an action-driven organization that forges global partnerships to address local health challenges.  He also plays jazz saxophone and sees improvisation as an extension of his scholarship.