Dan Buettner is a National Geographic Explorer, a writer, and the founder of Quest Network, Inc. His 2005 cover story for National Geographic magazine, "Secrets of Living Longer," was a finalist for the National Magazine Award. He has appeared on CNN, David Letterman, Good Morning America, Primetime Live, and the Today show to discuss his Blue Zones research, and he has delivered more than 500 keynote speeches over the last 10 years. He is the author of the best-selling Blue Zones Kitchen, as well as The Blue Zones, The Blue Zones Solution, and The Blue Zones of Happiness. He splits his time between California and Minnesota, where you can also find two of the original Blue Zones Project Cities.