Today is the feast day of Hildegard von Bingen (1098-1179), here surrounded by plants & a mineral she touted as medical treatments, her invented alphabet & model of the universe. One of my most popular prints! Her writings preserve not only her own knowledge & theories but the nature of institutional medicine & folk healing of her day (which she deftly combined). While she might be best remembered today as a composer of 70 Gregorian chants & musical dramas (& as a Catholic saint, 🧵1/