The famous social reformer known for her contributions to education and women's rights was Horace Mann. Often referred to as the "Father of the American Public School System," Mann advocated for universal public education, emphasizing its importance for democracy and social progress. He promoted the establishment of public schools, teacher training programs, and educational reforms that significantly improved educational access for children. Additionally, his work laid the foundation for future educational policies and emphasized the need for equal education opportunities for all, including women, contributing to the women's rights movement.