What is the name of the musician known for his Hawaiian music and invented the mandolele?
Bill Griffin (musician): Bill Griffin is widely known as a musician in both bluegrass and Hawaiian music genres. Bill Griffin (musician):  A luthier and veteran mandolinist, he is also the inventor of the "mandolele", which is a nylon-stringed mandolin that he first crafted in 1986. Music of Hawaii: The music of Hawaii includes an array of traditional and popular styles, ranging from native Hawaiian folk music to modern rock and hip hop.
Bill Griffin