Street art

Bitter row erupted after the work by the British street artist went on sale in London gallery

Artists have used the walls of Cairo, Damascus and Tripoli to document the uprisings

As the appreciation of street art rises (as do its prices), attribution becomes critical

Meanwhile, a new show organised by the mysterious artist proves to be a blockbuster

The publisher of the artist’s works on paper issues warning over forgeries

Unauthorised works by the anonymous graffiti artist have been sold on the internet; prices for these have been illegally inflated with fake bids

Banksy’s rise from street artist to gallery star, embraced by the commercial art world, is by no means unique

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