Ideas

Ideas

IDEAS is a place for people who like to think. If you value deep conversation and unexpected reveals, this show is for you. From the roots and rise of authoritarianism to near-death experiences to the history of toilets, no topic is off-limits. Hosted by Nahlah Ayed, we’re home to immersive documentaries and fascinating interviews with some of the most consequential thinkers of our time.


With an award-winning team, our podcast has proud roots in its 60-year history with CBC Radio, exploring the IDEAS that make us who we are. 


New episodes drop Monday through Friday at 5pm ET.

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Zusammenfassung der Episode

Professor Jennifer Nagel explores the dual nature of philosophy, examining how philosophical training can foster intellectual freedom or be used to construct persuasive but untruthful arguments. The discussion delves into the systemic issues within the discipline, including gaslighting and various forms of discrimination, while highlighting how philosophical tools can empower marginalized voices to challenge authority. The episode also examines the value of intelligent disagreement as an epistemic gold standard and transitions into an introduction to 'Words Fall Apart,' a program exploring the life and poetry of Ukrainian poet Luba Yakimchuk in the context of the Donbass region.

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Highlights

Philosophy involves rational persuasion. Rational persuasion of actual other human beings.

00:01:02 · The speaker defines the fundamental mechanism of philosophical engagement.

Philosophy is not just white male dominated, it is systematically misogynistic as well as racist, classist, ableist, transphobic, homophobic, and as I've been arguing recently, fatphobic.

00:30:22 · Kate Mann highlights the various forms of systemic discrimination present within the philosophical discipline.

Philosophy both contains numerous gaslighters and it can help us to free ourselves of their influence.

00:31:21 · The speaker describes the paradoxical nature of philosophy as a tool that can both facilitate and combat psychological manipulation.

A systematic process that makes someone feel defective in some way, morally, rationally, or even health-wise, for mental states like beliefs, desires, intentions, bodily states, and so on, to which they are in reality entitled.

00:40:08 · The speaker provides their formal philosophical definition of gaslighting.

Rather, I think we can sometimes regard fruitful, intelligent disagreement, not convergence, as the epistemic gold standard and the aim of the exercise.

00:50:32 · The speaker proposes that the goal of intellectual discourse should be productive disagreement rather than reaching a total consensus.

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2102-

What good is philosophy?

Professor Jennifer Nagel explores the dual nature of philosophy, examining how philosophical training can foster intellectual freedom or be used to construct persuasive but untruthful arguments. The discussion delves into the systemic issues within the discipline, including gaslighting and various forms of discrimination, while highlighting how philosophical tools can empower marginalized voices to challenge authority. The episode also examines the value of intelligent disagreement as an epistemic gold standard and transitions into an introduction to 'Words Fall Apart,' a program exploring the life and poetry of Ukrainian poet Luba Yakimchuk in the context of the Donbass region.

03 Nov. 2026
2101-

Why hope needs rage and love

In this episode of 'Ideas', Kevin Gannon explores the concept of 'Radical Hope' as a necessary response to our current era of 'polycrisis,' drawing parallels between J.R.R. Tolkien’s experiences in World War I and modern global uncertainties, including the rise of generative AI. Moving into higher education, the discussion examines how to move beyond being a 'ChatGPT cop' by focusing on human elements like agency and pathways. Gannon advocates for a student-centered approach that rejects 'banking models' of education in favor of embracing the messy, social, and non-linear nature of true learning through the discipline of active hope.

02 Nov. 2026
2100-

How Houdini fought the misuses of magic

This episode explores the historical and modern intersection of magic, science, and skepticism, beginning with Harry Houdini's 1926 crusade against fraudulent spiritualists in Montreal. It traces the lineage from Houdini's battle with mediums like Mina Crandon to the formation of modern skeptical committees like CSI. The narrative further examines how the psychological techniques of magic—such as misdirection and forcing—are utilized in modern politics, advertising, and social media to manipulate belief. Ultimately, the episode argues that scientific rigor and skepticism do not destroy wonder, but rather serve to protect it by directing our amazement toward what is real.

30 Okt. 2026
2099-

Why 'body horror' helps us confront the fears within us

This episode explores the cinematic genre of body horror, examining how films like David Cronenberg's The Fly use mutation and transformation to reflect societal anxieties regarding identity, politics, and health crises such as the AIDS epidemic. The discussion delves into the philosophical implications of biological existence, looking at how bodily transformations mirror fears about aging, mortality, and the loss of self. Furthermore, the episode investigates the intersection of film studies and gerontology. It highlights how horror narratives can depict the lived experience of dementia and cognitive decline, using both grotesque imagery and disorienting storytelling to help audiences navigate the fear of physical decay and the decay of the self.

29 Okt. 2026
2098-

How being curious and confused drives scientific progress

In this episode, particle physicist Asimina Arvanitaki explores the fundamental role of curiosity and the interplay between theory, mathematics, and experiment in science. The discussion traces the evolution of scientific inquiry from early human artifacts to modern physics, illustrating how seemingly 'useless' discoveries like radio waves and thermodynamics became foundational to our understanding of the universe. The conversation further delves into the mysteries of dark energy and the multiverse, emphasizing that embracing confusion is essential for scientific progress. Arvanitaki argues for the importance of curiosity-driven research over immediate practical applications and discusses the responsibility of scientists to communicate their work to the public, concluding with a look at the potential for detecting neutrinos from the Big Bang.

28 Okt. 2026