Provox

Professor Emma Slack

Provox

Show Notes

What can your gut bacteria teach us about fighting infection? The Provost talks to Barclay Williams Professor for Molecular Mucosal Immunology Emma Slack about the microbiome, mucosal immunity, and how the immune system works at our body surfaces. Professor Slack explains how her research is uncovering the relationship between gut bacteria and host defences, and how this could lead to safer alternatives to antibiotics and new ways to prevent invasive infections such as E. coli and sepsis.

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Sep 22, 2026

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Sep 15, 2026

What can a 1,000-year-old mathematical problem teach us about the future of artificial intelligence? In this episode of Provox, the Provost speaks to the Sedleian Professor of Natural Philosophy Professor Jon Keating FRS, one of the world’s leading experts in mathematical physics. Together they explore the beauty of mathematics, the value of curiosity-driven research, and why ideas that develop without any obvious practical purpose can go on to transform the world. From prime numbers and quantum mechanics to machine learning and AI, this conversation reveals how asking fundamental questions can lead to extraordinary discoveries.

Sep 7, 2026

What does empire still have to do with Britain today? In this episode of Provox, the Provost speaks to Sathnam Sanghera about family, social mobility, empire, and the arguments that continue to shape modern Britain. Drawing on his books The Boy with the Topknot, Empireland, and Empireworld, Sathnam reflects on growing up in Wolverhampton, the legacy of empire, racism, and reparations, and why these issues remain so charged today.

Jul 29, 2026

Are we measuring the wrong things in the fight against climate change? In this episode of Provox, the Provost speaks to Professor of Economic Policy Sir Dieter Helm, one of Britain's leading environmental economists, about the realities of climate change, biodiversity loss, and the economics of sustainability. Together they explore why progress has proved so elusive, whether current policies are addressing the right problems, and how societies might balance prosperity with stewardship of the natural world.

Jul 17, 2026

Can a grass leaf help solve global food security? In this episode of Provox, the Provost speaks to Professor of Plant Development Jane Langdale about the science behind C4 photosynthesis and the ambition to make rice more efficient, resilient, and sustainable. They discuss how plants develop, why C4 rice could use less water and fertiliser, and the challenge of turning fundamental plant science into real-world impact

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