Luigi Russolo's 'The Art of Noises' (1913) is widely regarded as the first sound artwork, as it was the first time that noise was intentionally used as a creative medium in music.

Pierre Schaeffer is considered to be the father of musique concrète, a genre of music that uses recorded sounds as its primary source material.

The Columbia-Princeton Electronic Music Center, founded in 1959, was the first electronic music studio in the United States.

Steve Reich is known for his use of tape loops in his music, particularly in his early works such as 'It's Gonna Rain' (1965) and 'Come Out' (1966).

The Fluxus Internationale Festspiele Neuester Musik was a festival of experimental music and sound art held in New York City in 1962, organized by the Fluxus group.

Karlheinz Stockhausen is considered to be the father of electroacoustic music, a genre of music that combines electronic and acoustic sounds.

Sound and Silence, held at the Museum of Modern Art in New York City in 1966, was the first sound art exhibition held in a museum.

David Tudor is known for his use of biofeedback in his sound art, particularly in his work 'Rainforest' (1968).

The London Sound Art Festival, held in 1973, was the first major sound art festival in the United Kingdom.

R. Murray Schafer is considered to be the father of soundscape composition, a genre of music that focuses on the recording and manipulation of environmental sounds.

The New York Sound Art Festival, held in 1980, was a major sound art festival that featured works by artists such as John Cage, David Tudor, and Pauline Oliveros.

Chris Watson is known for his use of field recordings in his sound art, particularly in his work 'The Art of Field Recording' (1995).

The Berlin Sound Art Festival, held in 1987, was a major sound art festival that featured works by artists such as John Cage, David Tudor, and Pauline Oliveros.

Rosa Menkman is considered to be the father of glitch art, a genre of digital art that uses glitches and errors as a creative medium.

The Tokyo Sound Art Festival, held in 1995, was a major sound art festival that featured works by artists such as John Cage, David Tudor, and Pauline Oliveros.