From
http://nfo.net/calendar/aug08.htm:

August 8
Notable Events on this date include:
1983.    John Roberts, vocals, died in Fresh Creek, Andros, Bahamas. Age: 71

---

who is, of course, different than--
John Storm Roberts, the English-born writer, record producer and independent scholar whose work explored the rich, varied and often surprising ways in which the popular music of Africa and Latin America informed that of the United States, who died on Nov. 29 in Kingston, NY--
http://www.nytimes.com/2009/12/10/arts/music/10roberts.html