Ai Weiwei on Beijing: 'It's a prison for freedom of speech' - videoAi Weiwei on Beijing: 'It's a prison for freedom of speech' - video A Guardian Cities / Tate special series Chinese artist Ai Weiwei was born in Beijing but spent the first 18 years of his life in exile with his family. He now lives and works in the capital, far from the centre but under constant surveillance. In the first of this new series of short films, he offers a unique insight into the arti
