Gertrude the Great was a 13th-century German mystic and Benedictine nun known for her deep spirituality and theological insights. Born around 1256 in Eisenach, she spent most of her life at the Benedictine monastery in Ruhenberg. Gertrude is celebrated for her writings, particularly "The Herald of Divine Love," which reflects her mystical experiences and devotion to God. Her works emphasize the importance of love and compassion in the Christian faith. Gertrude's influence extended beyond her lifetime, and she is recognized as a saint in the Catholic Church. Her feast day is celebrated on November 16, honoring her contributions to Christian mysticism and spirituality.