Was leaving behind our nomadic hunter-gatherer lifestyles a mistake? If so, why did so many different groups of people make the switch to farming? The researcher Andrea Matranga spent more than a decade looking at the transition from the Paleolithic to the Neolithic era and found that humanity’s decision to settle down was driven by climactic shifts and the need to insure against famines.  Get more from your favorite Atlantic voices when you subscribe. You’ll enjoy unlimited access to Pulitzer-winning journalism, from clear-eyed analysis and insight on breaking news to fascinating explorations of our world. Subscribe today at TheAtlantic.com/podsub. Learn more about your ad choices. Visit megaphone.fm/adchoices