Big Brothers Big Sisters is the nation's largest donor and volunteer-supported mentoring network. Big Brothers Big Sisters of Shelby & Darke County is serving more children than ever with innovative programming that will impact our community on an even larger scale. Our mission is to create and support one-to-one mentoring relationships that ignite the power and promise of youth. Our vision is for all youth to achieve their full potential. By becoming a volunteer, you can help ignite, empower, and defend the potential of our community. Together, we are defenders of potential!