Steven Siro Vai (born June 6, 1960) is an American guitarist, composer, singer, songwriter, and producer. A three-time Grammy Award winner and fifteen-time nominee, Vai started his music career in 1978 at the age of eighteen as a transcriptionist for Frank Zappa, and played in Zappa’s band from 1980 to 1983. He embarked on a solo career in 1983 and has released eight solo albums to date.