Hasse, Karl, German musicologist and composer; b. Dohna, near Dresden, March 20, 1883; d. Cologne, July 31, 1960. He studied with Kretzschmar and Riemann at the Univ., and with Sträube, Nikisch, and Ruthhardt at the Cons, in Leipzig, and then with Reger and Motti in Munich. In 1907 he became Wolfran’s assistant at the Univ. of Heidelberg. In 1909 he became organist and Kantor at the Chemnitz Johanneskirche, and in 1910 he was made music director in Osnabrück, where he also founded a cons. In 1919 he became music director and prof, extraordinary at the Univ. of Tübingen, where he took his Ph.D. in 1923 and was responsible for founding its music inst. and music dept. From 1935 to 1945 he was director of the Cologne Staatliche Hochschule für Musik. His compositions include a Sym., Piano Concerto, Violin Concerto, Cello Concerto, orch. suites, chamber music, piano pieces, organ music, and choral works.
Max Reger (Leipzig, 1921; 2nd ed., 1930); Johann Sebastian Bach (Leipzig, 1925); Musikstil und Musikkultur (Kassel, 1927); Von deutscher Kirchenmusik (Regensburg, 1935); Max Reger: Mensch und Werk (Berlin, 1936); Johann Sebastian Bach (Cologne and Krefeld, 1938; 2nd ed., 1941); Johann Sebastian Bach (Leipzig, 1949); Max Reger (Leipzig, 1949); Max Reger (Dortmund, 1951).
—Nicolas Slonimsky/Laura Kuhn/Dennis McIntire