Question: Anthony D. "Tony" Saletan is an American folk singer and educator, who is responsible for the modern rediscovery of two of the genre's best-known songs, one being which spiritual song first recorded in the 1920s, and it became a standard campfire song in Scouting and summer camps and enjoyed broader popularity during the folk revival of the 1950s and 1960s?
Answer: Kum ba yah