The Grove Dictionary of Music describes him as a French composer and bassoonist of Czech origin, born in Amiens (?), who in 1771 or 1772 settled in Paris, where published four symphonies (1773) and some chamber instrumental ensembles.
He also wrote a few concertos, including a bassoon concerto and a violin concerto which were premiered in 2010 by the French bassoonist Ludovic Thirvaudey and the Swiss violinist Rachel Kolly d'Alba.
The Feminist Improvising Group (FIG) were a five- to eight-piece English free improvising avant-garde jazz and experimental music ensemble formed in London in 1977 by Scottish vocalist Maggie Nicols and English bassoonist/composer Lindsay Cooper.
He served as principal bassoonist of the London Philharmonic Orchestra from 1958 to 1966, after which he was appointed the principal bassoonist of the English Chamber Orchestra from 1966 to 1976.
Former students at the festival who have since become faculty artists include violist Robert Vernon, violinist Ani Kavafian, oboist Allan Vogel, bassoonist Nancy Goeres, and cellist Timothy Eddy among others.
In addition to being the current, principal bassoonist of the Alabama Symphony Orchestra, he has also served as principal bassoonist of the Hofer Symphoniker in Germany.
John Williams composed The Five Sacred Trees for Judith LeClair, the principal bassoonist of the New York Philharmonic in 1995, to honor the orchestra's 150th anniversary.