He upended theatrical norms with his own stunningly visualized works and his collaborations with a wide range of artists, from Philip Glass (“Einstein on the Beach”) to Lady Gaga.

Celebrated US director Robert Wilson, who revolutionized stage and opera, died Thursday at the age of 83, his management said."Robert Wilson died peacefully today in Water Mill, New York, at the age of 83,

Robert Wilson, known as a writer and director of avant-garde theater, has died at age 83. Wilson, who was gay, died Thursday at his home in Water Mill, New York, after a short illness, Chris Green, the executor of his estate and president of the Robert Wilson Arts Foundation, told The New York Times.