Patchen Barss is a Toronto-based science journalist who has contributed to the BBC, Nautilus Magazine, Scientific American, and the Discovery Channel (Canada), as well as to many science and natural history museums. His books include The Erotic Engine: How Pornography has Powered Mass Communication, from Gutenberg to Google, and Flow Spin Grow: Looking for Patterns in Nature, and the upcoming The Impossible Man: Roger Penrose and the Cost of Genius.