He once shared a podium with Frank Zappamain
Jean-Louis LeRoux started out as principal oboe of the San Francisco.
He went on to become conductor of the San Francisco Ballet.
The he founded a contemporary music ensemble and a chamber orchestra.
Jean-Louis has died, aged 89. Obit here.
This is him, sharing a programme of Webern and Varese with the eclectic Mr Zappa.