Explain how Horace Mann and Dorothea Dix impacted education reform?

Horace Mann is known as the "Father of American Education" for his work in promoting public education and establishing the common school system. Dorothea Dix advocated for better treatment of individuals with mental illnesses and lobbied for the creation of institutions to provide humane care and treatment for them. Both Mann and Dix contributed significantly to education and social reform in the 19th century United States.