Hildegarde, often referred to as Hildegard of Bingen, was a 12th-century German Benedictine abbess, writer, composer, and visionary. She is known for her contributions to music, theology, and natural history, and is considered one of the first female composers in Western music. Her works include the collection of liturgical songs titled Symphonia armoniae celestium revelationum. In addition to her musical achievements, Hildegarde was a prolific writer, producing texts on medicine, philosophy, and spirituality. Her most famous works include Scivias, which details her mystical visions, and Physica, a treatise on natural history. Hildegarde's influence continues to be recognized in modern discussions of spirituality and women's contributions to the arts.