Clifford V. Johnson, Professor of Physics at the University of Southern California, is a member of USC’s Theoretical High Energy Physics Group. He gives many public lectures about his research and appears often in television documentaries as an expert. Professor Johnson has been science advisor for several movies and television series, including Marvel’s Thor: Ragnarok and Agent Carter and the National Geographic Channel’s Genius. He is the author and illustrator of the graphic novel The Dialogues: Conversations About the Nature of the Universe, published by MIT Press. You can follow his blog Asymptopia at http://asymptopia.com.