If you ever thought you didn't have the time, energy or resources to change the world, then you need to meet Mary Beth Holzwarth, owner of Globetrotter Coffee in Gettysburg, S.D., who is literally changing lives one cup at a time. Not only is she fighting for child advocacy through projects like Endeavor 52 and Love Inc., she's also a shining light in the South Dakota Women's Prison — plus, her love for coffee has touched the lives of people in dozens of countries around the world. Grab your favorite mug with your favorite blend and settle in for Mary's rural revolution.