Gregory of Nyssa was born 335 of a renowned aristocratic Christian family and died 395 after serving more than twenty years as bishop of Nyssa in Cappadocia. He was brother to Basil the Great and himself was renowned as a significant Trinitarian theologian. Gregory’s Catechetical Discourse was likely written to assist in the instruction of those entering pastoral ministry. He intends that his readers be intellectually challenged and transformed. Reading these messages requires one to be engaged in the meat of the word – the mysteries of Christian revelation.