Anton Webern was an Austrian composer and conductor who was a key figure in the development of 20th-century classical music. Born in 1883, Webern was a student of Arnold Schoenberg and a close friend and collaborator of the composer.

Webern's early work was heavily influenced by Schoenberg, and he was a key figure in the development of the Second Viennese School, a group of composers that included Schoenberg, Alban Berg, and others who sought to push the boundaries of tonality.

In addition to his compositional work, Webern was also a conductor and a teacher. He was a key figure in the development of new music and was a strong advocate for the works of his contemporaries.

Webern's music is characterized by its use of atonality and its experimentation with new forms and techniques. His works often feature complex rhythms and dissonant harmonies, and he was a pioneer in the use of serialism.

Despite his significant contributions to the development of 20th-century classical music, Webern's output was relatively small. He wrote fewer than 100 works, and many of his compositions remain unknown to audiences today.

Webern's legacy is complex and multifaceted. He was a true innovator and a pioneer in the development of new music, and his influence can be heard in the works of many composers who followed in his footsteps.