Stevie Wonder (born 1950) is a blind American singer, songwriter, musician and record producer. He was very talented from a young age and signed his first contract at the age of twelve. Wonder is a prominent figure in popular music of the second half of the 20th century and is one of the most successful songwriters and musicians. He is often referred to as a "genius" and is credited with pioneering and influencing musicians of various genres including rhythm and blues, pop, soul, gospel, funk and jazz.