The Three Secular Plays of Sor Juana Inés de la Cruz: A Critical Study - Hardcoverby Guillermo Schmidhuber (Author) " Sor Juana Ins de la Cruz (1648 1695) wrote poetry, prose, and plays and is considered the greatest of Mexican women writers. She was an intellectual prodigy, reportedly mastering Latin in twenty lessons, and at sixteen she entered a convent so that she might continue her learning. One of the most influential early feminists in the New World, she answered a bishop's criticism in a letter that has become a classic