Stevland Hardaway Morris (born May 13, 1950), known professionally as Stevie Wonder, is an American singer-songwriter and musician, who is credited as a pioneer and influence by musicians across a range of genres that includes rhythm and blues, pop, soul, gospel, funk, and jazz. A virtual one-man band, his use of synthesizers and other electronic musical instruments during the 1970s reshaped the conventions of R&B.