Sidney Perkowitz, Candler Professor of Physics Emeritus, Emory University, has written or edited many research papers and books, and over 100 articles and seven books of popular science including Empire of Light, Universal Foam, Hollywood Science, and Hollywood Chemistry: When Science Meets Entertainment (in press). He writes and speaks about science in entertainment, science and art, the science of food, and other popular topics, with media appearances including CNN, NPR, and the BBC. He is on the Board of Directors and blogs for the Science and Entertainment Exchange, National Academy of Sciences, and is a Fellow of the American Association for the Advancement of Science. http://sidneyperkowitz.net/.