Arthur grew up in Forest Hills, New York with Simon and Garfunkel. At age 15, he was the youngest disc jockey in the country with a radio show on WEVD, called "New York After Dark." He then graduated NYU and went to Chicago to attend Law School. After graduating in 1969, he became an Assistant State's Attorney in Chicago. In 1972, went into private practice doing Criminal Defense work. Art moved to Arizona in 1988 continuing law practice. After retiring in 2012, he began his career in stand up comedy where he learned it wasn't much different than speaking to juries.