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Sarah Montague speaks to architect Renzo Piano, designer of one of London's newest and most controversial buildings. What does The Shard say about us, and why build it so big?

Sarah Montague speaks to the designer of one of London's newest and most controversial buildings - The Shard. Renzo Piano is one of the world's most accomplished and feted architects and one used to dividing opinion. In the 1970s he designed Paris' Pompidou Centre and since then has taken on high profile developments all over the globe. His latest creation is already loved, but it is also loathed. What does The Shard say about us, and why build it so big?

First shown: 4.30am 5 Feb 2013 16 days left Duration 30 mins

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