Idan Ben-Barak holds a BSc in medical science, an MSc in microbiology, and a PhD in the history and philosophy of science. His first book, Small Wonders: How Microbes Rule Our World has been published around the world and won the 2010 American Association for the Advancement of Science/Subaru SB&F (Science Books and Films) Prize for Excellence in Science Books, Young Adult category. An excerpt from his most recent book, Why Aren't We Dead Yet? The Survivor's Guide to the Immune System, was runner-up in the 2015 Bragg UNSW Press Prize for Science Writing. Idan lives in Melbourne with his wife and two children.Julian Frost is an illustrator, designer and animator. Julian received worldwide acclaim for his animation 'Dumb Ways to Die' which has had close to 150 million views since it was uploaded on YouTube in 2012. With his illustration work for kids, Julian loves using likeable silliness in the service of communicating serious information. He lives in Melbourne.