St. Hildegard von Bingen

Hildegard of Bingen (c. 1098 to 1179), a German Benedictine abbess and polymath, known as the Sibyl of the Rhine.[1] She was a writer, composer, philosopher, mystic and visionary as well as a medical writer and practitioner, and is one of the best known composers of sacred monophony and the most recorded in modern history.[1]