Sean Carroll is a theoretical physicist at the California Institute of Technology. His research focuses on fundamental physics and cosmology, especially issues of dark matter, dark energy, and the origin of the universe. He is the author of The Particle at the End of the Universe and From Eternity to Here: The Quest for the Ultimate Theory of Time. Recent awards include the Gemant Award from the American Institute of Physics and the Winton Prize from the Royal Society of London. He frequently consults for film and television, and has been featured on shows such as The Colbert Report and Through the Wormhole with Morgan Freeman.