In what year was the abbess who wrote the biography of Bertha of Bingen born?
Bertha of Bingen Saint Bertha of Bingen (German: "Heilige Berta", died ca. 757) was the mother of Rupert of Bingen. Her biography was written, and subsequently her cult popularized, by Hildegard of Bingen, who lived in the same region, about three hundred years later. Bertha and Rupert share a feast day on May 15.
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).