John Cook is a research assistant professor at the Center for Climate Change Communication at George Mason University. In 2007, he founded Skeptical Science, a website which won the 2011 Australian Museum Eureka Prize for the Advancement of Climate Change Knowledge and 2016 Friend of the Planet Award from the National Center for Science Education. John co-authored the college textbooks Climate Change: Examining the Facts and Climate Change Science: A Modern Synthesis and the book Climate Change Denial: Heads in the Sand. In 2013, he published a paper finding 97 percent scientific consensus on human-caused global warming, a finding that was highlighted by US President Barack Obama and UK Prime Minister David Cameron. He currently co-hosts, with Peter Jacobs, the podcast Evidence Squared on the science of science communication, and is the creator of the Cranky Uncle app, to help users spot the fallacies of climate denial.