William "Bill" Finn, the Tony Award-winning writer and composer of Falsettos, has died, his literary agent, Ron Gwiazda, confirmed to The Hollywood Reporter. He was 73. The cause of death was not immediately available.

An acclaimed musical theater writer, he won for both his score and his book and later had a huge hit with “The 25th Annual Putnam County Spelling Bee.”

William Finn, the Tony Award-winning composer and lyricist, passed away, at the age of 73. Known for his deeply personal and emotionally resonant musicals such as Falsettos, A New Brain, and The 25th Annual Putnam County Spelling Bee,