For three decades, Banksy has challenged authority, mocked consumer culture and transformed public spaces into poignant canvases - while keeping his true identity hidden from the world. His signature artworks often appear without warning, sparking global conversation, but the culprit quietly dodges the limelight. Often described as "elusive" and "secretive" by the press, the "guerrilla street artist" is a hero to some and a vandal to others. But who is the man behind the stencils? The debate