Joseph Stanley Williams (born September 1, 1960) is an American rock singer and film score composer, best known for his work in the rock band Toto, which he fronted as lead vocalist from 1986 to 1988, and again from 2010 to the present. He is the son of film composer John Williams and actress Barbara Ruick and the grandson of jazz drummer Johnny Williams and actors Melville Ruick and Lurene Tuttle. Joseph Williams has also been busy as a composer of film and drama scores, most notably for episodes of the science fiction series Roswell, and The Lyon's Den starring Rob Lowe. In 2003, he was nominated for an Emmy Award for "Outstanding Main Title Theme Music" for the TV series Miracles. The music to the CBS miniseries Category 7: The End of the World and the TV film Momentum were composed by him. He was the writer of the original English lyrics for the song "Lapti Nek" from the original 1983 release of Return of the Jedi, which was scored and conducted by his father John Williams. He also composed the Max Rebo Band source cues and an unknown source cue for the same film.

For more information press the link below:
https://en.wikipedia.org/wiki/Joseph_Williams_(musician)