Who founded the Church of Christ, Scientist, and wrote its key text?

The Church of Christ, Scientist was founded by Mary Baker Eddy in the late 19th century. She introduced the religion in 1879 and is renowned for her role in establishing its doctrines and practices. Additionally, she authored the key text of the movement, "Science and Health with Key to the Scriptures," published in 1875, which outlines the principles and beliefs of Christian Science. This book is considered foundational for the practice and teachings of the church, emphasizing ideas of spiritual healing and the understanding of God as wholly good. Eddy’s contributions are central to the identity and teachings of the Church of Christ, Scientist, making her the pivotal figure in its establishment.