Henri-Claude Fantapié is regarded by music critics as one of the foremost specialists of F.J. Haydn. After studies in Nice and Monaco, he worked in Paris with Eugène Bigot, Igor Markevitch and studied composition under Henri Dutilleux. Awarded first prize in the Besançon International Conductors Competition, and winner of many national and international prizes, he is also a musicologist and composer. His preferred repertoire covers music of the XVIII th and XX th centuries (with the Solistes de Paris), as well as music of the XIX th century with symphony orchestras in Europe and America of which he is guest conductor, invited generally to conduct French music. A professor of orchestral conducting on the courses run by the Ministry of Cultural Affairs, he also teaches this subject in Seine-Saint-Denis ; he is frequently called on to head national and European young musician orchestras. He is currently the director of the Jeune Philharmonie de Seine-Saint-Denis and of the DIONYSOS chamber orchestra, producing and recording with them numerous works of contemporary music. The author of books and articles on conducting and on Finnish music, he devotes some of his time to composing.