Rob Brooks is an international expert on the conflicting evolutionary interests that make sex sizzle and render reproduction complex. He has won Australia’s most prestigious award for science communication, the Eureka Prize, and is the author of Sex, Genes and Rock ’n’ Roll: How evolution has shaped the modern world, which won the Queensland Literary Award for Science Writing. He is Scientia Professor of Evolution at UNSW, Sydney, where he founded and directed the Evolution and Ecology Research Centre.