That same year he opened his own private school in Paris, the "École des Arts", sanctioned by the Académie in 1743. In the ensuing years a long sequence of architects profited from his discourse: Boullée, Brongniart, Chalgrin, La Guêpière, Desprez, de Wailly, Gondoin, Ledoux, Guimard and Rondelet, and to foreigners who would bring Neoclassicism home with them: the Anglo-Swedish Sir William Chambers, and the Dane Caspar Frederik Harsdorff. "Blondel was the most significant French architectural educator of the eighteenth century...his objective was to establish design principles for domestic architecture that correspond to the classical principles already in practice for civil structures".