The invention of the modern school system is widely credited to Horace Mann, an American education reformer born in 1796. He is known as the "Father of the Common School Movement" and is considered the inventor of the modern school system, especially in the United States. Mann advocated for a public education system accessible to all children regardless of their economic or social background. He believed that a well-structured public school system could help make disciplined and educated members of society and provide an equal chance for everyone to earn opportunities through education. His vision laid the foundation for the widespread, tax-funded, non-discriminatory public schooling system seen today. The purpose of inventing schools was to enable group learning where knowledge and skills could be transferred efficiently to many people at once. This was revolutionary because mass education substantially improved literacy rates and social development. Historically, education began as informal group learning among ancient civilizations but became formalized with educators like Horace Mann who introduced standardized curricula, professional teacher training, and public funding for schools. Thus, Horace Mann invented the modern school system to ensure universal, equitable education to empower individuals and improve society as a whole.