The Laughing Man is a ultimate hacker in anime, Ghost In The Shell:Stand Alone Complex.He is such an expert that he can capable of such feats as hijacking multiple video streams simultaneously, taking over someone’s cybernetic brain entirely, or even editing his own images out of someone’s cybernetic eyes, in real time.
Many of those who indeed saw his face would only recall and refer to the stylized logo as depicted above
The Laughing Man logo is an image of a smiling figure wearing a cap, with circling text quoting the the phrases "I thought what I'd do was, I'd pretend I was one of those deaf-mutes".was taken from The Catcher in the Rye, which was written by J.D. Salinger.
