and 1760 he published his Lettres sur la danse et les ballets. He is generally considered the creator of ballet d'action, a precursor of the narrative ballet of the 19th century. Louis Gallodier (1734–1803), ballet master in Sweden from 1773 to 1803; he is known as the parent of the Royal Swedish Ballet. Jean Dauberval (1742–1806), ballet master of the Ballet du Théâtre de l'Académie Royale de Musique from 1781 to 1783; he is known today as the father of the comedic ballet. Pierre-Gabriel Gardel (1758–1840), ballet master of the Ballet du Théâtre de l'Académie Royale de Musique from 1787 to 1820. After Noverre he defended the ballet d'action in the early 19th century. Salvatore Viganò (1769–1821), ballet master of the Wiener Hofoper from 1799 to 1803. Ballet master of La Scala Theatre Ballet in Milan from 1811 to 1821. He is considered the father of a new kind of performance called coreodramma. Filippo Taglioni (1777–1871), ballet master of the Royal Swedish Ballet in Stockholm from 1803 to 1804 and 1817–1818. Born and trained as a dancer in his native Italy, he is known today as the father of Romantic ballet. Also a great choreographer and teacher, he was instrumental in the training of his daughter, Marie Taglioni. Jean Coralli (1779–1854), ballet master of the Ballet du Théâtre de l'Académie Royale de Musique from 1831 to 1850. He was born Jean Coralli Perecini to Bolognese parents in Paris. Carlo Blasis (1797–1878), ballet master of La Scala Theatre Ballet School in Milan from 1838 to 1853. He was the first to publish a complete analysis of ballet techniques in 1820, in a work named Traité élémentaire, théorique, et pratique de l'art de la danse ("Elementary Treaty on the Art of the Dance, Theory and Practice"). Joseph Mazilier, born Giulio Mazarini (1801–1868), ballet master of the Paris Opera Ballet from 1853 to 1859. Ballet master of the Théatre Royal de la Monnaie in Brussels from 1866 to 1867. His creations witnessed the switch of the European center of dance from Paris to Saint Petersburg with the end of the Second Empire. August Bournonville (1805–1879), ballet master of the Royal Danish Ballet from 1828 to 1879 and the most prolific choreographer Denmark has ever known. Paul Taglioni (1808–1883), Deuxieme Maître de Ballet of the Ballet of Her Majesty's Theatre from 1847 to 1848, Maître de Ballet en Chef from 1849 to 1851. Maître