In what year was the abbess who wrote the biography of Bertha of Bingen born?
Hildegard of Bingen Hildegard of Bingen, O.S.B. (German: "Hildegard von Bingen" ; ; 1098 – 17 September 1179), also known as Saint Hildegard and Sibyl of the Rhine, was a German Benedictine abbess, writer, composer, philosopher, Christian mystic, visionary, and polymath. She is considered to be the founder of scientific natural history in Germany.
Countess Palatine Dorothea of Simmern Countess Palatine Dorothea of Simmern (6 January 1581 – 18 September 1631) was a Countess Palatine of Simmern by birth and Princess of Anhalt-Dessau by marriage.