83. Dangerous Ideas

83. Dangerous Ideas

From Sideways by BBC Radio 4

March 11, 2026 · 29 min

About this episode

Matthew Syed explores the risks associated with certain ideas and practices, particularly around selfhood, through a conversation with Curt Jaimungal and Dr Iain McGilchrist.

Every week, podcaster Curt Jaimungal immerses himself in big ideas and complex theories to prepare for long, in-depth interviews with some of the world’s leading thinkers on his show Theories of Everything. His guests are wide-ranging - renowned physicists, mathematicians but also philosophers - investigating questions of existence and the nature of reality. He takes it very seriously, as part of a wider quest to find a worldview. But one day, he’s shocked to discover he feels disorientated by what he’d previously considered a mere intellectual exercise. Matthew Syed asks whether certain ideas and practices are riskier, perhaps more dangerous to explore than others. He discovers ideas around selfhood in particular can send people into a spin and traces the history of when practices based on self-observation became popularised in western societies, often outside of their intended context. He assesses the dangers of ‘ontological whiplash’, a term podcaster Curt gives to the experience of constantly going from one set of ideas to another. And he receives sound advice from his old friend Dr Iain McGilchrist - a psychiatrist, philosopher, and bestselling author - on how best to…

People in this episode

Hosts: Curt Jaimungal, Matthew Syed

Guest: Dr Iain McGilchrist

Topics covered

  • dangerous ideas
  • selfhood
  • ontological whiplash
  • self-observation
  • consciousness

Keywords

  • dangerous ideas
  • selfhood
  • ontological whiplash
  • self-observation
  • consciousness

Mentioned in this episode

Organizations: Theories of Everything, Brown University Medical School

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