In his essay this week on the way forward for Britain, Tony Blair posits that "governing in the age of AI will be the principal challenge. And opportunity" for our political class.

Karen Hao certainly agrees that it will be one of the defining challenges of our lives. An MIT grad, she started off in Silicon Valley, before turning to journalism and becoming one of the most authoritative reporters on the new world of AI. She is deeply alarmed by the AI race, and by the companies - and men - leading the pursuit.

Her book, 'Empire of AI', contends that these new giants of industry have weaponised the sales pitch around AI to extract immense resources to swell their bottom line, and erode democracies around the world in the process.

Lewis sat down with her to discuss the acutely political nature of AI, the new, uniquely powerful empires being built, and how - and if - democracies can wrestle back control.

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