Ellas McDaniel, known as Bo Diddley, was an American singer, guitarist, songwriter and music producer. His use of African rhythms and a signature beat is a cornerstone of hip hop, rock, and pop music. In recognition of his achievements, he was inducted into the Rock and Roll Hall of Fame and received Lifetime Achievement Awards from the Rhythm and Blues Foundation and a Grammy Award from the National Academy of Recording Arts and Sciences. He is also recognized for his technical innovations, including his distinctive rectangular guitar, with its unique booming, resonant, shimmering tones.