About Raoul Duke
Raoul Duke is the partially fictionalized author surrogate character and sometimes pseudonym used by Hunter S. Thompson as the main character and antihero for many of his works. He is best known as the narrator for his 1971 autobiographical novel Fear and Loathing in Las Vegas. The book was originally written under the name Raoul Duke. The character wears a bucket hat and yellow tinted aviator sunglasses.
Biography source:
Wikipedia