Ms. COLLINS: (Singing) If you call him, your master will hear you.

NPR: Judy Collins, From Both Sides Now

They master special techniques such as improvisational singing, falsetto, simultaneous manipulation of several puppets, and the ability to play various musical instruments.

UNESCO: Intangible Cultural Heritage

Spurred by music, then, he ran away from home, travelling ticketless on the trains that snaked across India from the home town of one great master to another, relying on his singing to melt ticket-inspectors' hearts.

ECONOMIST: Bhimsen Joshi