Shelley Briggs Callahan is a humanitarian worker and author. She began her nonprofit career in 2006 when she cofounded Books on Wheels, which provided free books to children living in low-income neighborhoods. After graduating with a Master’s degree in Social Work from Virginia Commonwealth University in 2008, Callahan followed her interests to a global scale, serving as the director of development for a Virginia-based nonprofit that helps thousands of children in need in 22 countries, including the United States. From digging wells in Colombia, managing medical teams in Haiti and reporting on the slums in Kenya and Ethiopia, Callahan has steadfastly committed herself to supporting the underprivileged.