Complex sentence: Moreover, she protected the Physiocrates school (Its leader was Quesnay her own doctor) who paved the way to Adam Smith theories, she defended the "Encyclopédie" edited by Denis Diderot and Jean le Rond d'Alembert.
Split into simpler sentences: Moreover, she protected the Physiocrates school (its leader was Quesnay, her own doctor) which paved the way for Adam Smith's theories. She also defended the "Encyclopédie" edited by Denis Diderot and Jean le Rond d'Alembert.