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Cities are more than just places to live — they are hubs for opportunity, engines of upward mobility, and catalysts for human connection. In other words, they are magnetic.

But as London's population grows, and the cost of living in it gets ever higher, is it still as 'magnetic' as it once was? And how can city planners make it more liveable in the future?

Â鶹Éç Radio London's Samantha Simmonds has been picking the brains of Architect and urban planner Ian Mulcahey.

(Image credit: Getty Images)