Pril Smiley (born 19 March 1943) is an American composer and pioneer of electronic music.
She worked at the Columbia-Princeton Electronic Music Center in the 1960s and 1970s with Milton Babbitt, Otto Luening, Vladimir Ussachevsky, Mario Davidovsky and Alice Shields.
From 1968 to 1974 she worked as a consultant to the Lincoln Center Repertory Theater in New York City and was awarded a Guggenheim Fellowship in 1975.
She ended her career as a composer in the mid-1980s, but continued to teach, and retired from Columbia in 1995.
[2] Smiley composed over forty works for film, theater and dance.