A record 4 million people quit their jobs in April alone, according to the U.S. Labor Department.It's all part of a larger uptick that economists are calling "The Great Resignation." And the reasons why workers are leaving will likely shape our economy for years to come.What's behind The Great Resignation? And how will it shape a workforce that's already in flux?We answer those questions and more. Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find us on Twitter @1A.