Mack Joss is a musician known for his work with Le Negro Spiritual, releasing albums such as "Mack Joss Et Le Negro-Tropical, Vol. 1" and "Vol. 2" in 1978. ([music.apple.com](https://music.apple.com/us/album/mack-joss-et-le-negro-tropical-vol-1/1810044026?utm_source=openai)) These albums showcase his contributions to African music during that period.