sentences:  Joseph Hanson Kwabena Nketia
  
  Joseph Hanson Kwabena Nketia, (22 June 1921 – 13 March 2019) was a Ghanaian ethnomusicologist and composer.Considered Africa's premier musicologist, during his lifetime, he was called a "living legend" and "easily the most published and best known authority on African music and aesthetics in the world", with more than 200 publications and 80 musical compositions to his credit.