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.
Elisabeth of Wetzikon Elisabeth of Wetzikon (1235 – 1298 in Zürich) was imperial abbess of the Fraumünster abbey in Zürich from 1270 until 1298, when the abbey was at the height of its power, having extensive properties reaching well into Central Switzerland (governing for example the canton of Uri) and political authority over the city of Zurich: Elisabeth appointed the mayor of Zurich and his deputy, she was the supreme judge of the city, and she collected the trade taxes (tariffs).