Wilhelm Furtwängler (January 25, 1886 – November 30, 1954) was a German conductor and composer. He is considered to be one of the greatest symphonic and operatic conductors of the 20th century. Furtwängler was principal conductor of the Berlin Philharmonic between 1922 and 1945, and from 1952 until 1954. He was also principal conductor of the Gewandhaus Orchestra (1922–26), and was a guest conductor of other major orchestras including the Vienna Philharmonic.