Paul Halpern is a professor of physics at the University of the Sciences in Philadelphia, and the author of sixteen popular science books, including The Quantum Labyrinth. He is also a Fellow of the American Physical Society. He lives near Philadelphia, Pennsylvania. Brian Troxell is an audiobook narrator and Atlanta-based actor and voice talent who can be seen and heard on television, film, radio, podcasts, and the live stage. He is a regular cast member of the Sketchworks sketch comedy troupe and performs regularly with the Atlanta Radio Theatre Company. He can also be heard as a cast member of the Harry Strange Radio Drama.
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