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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Episode's summary

You likely have never heard of Matilda Joslyn Gage. Gloria Steinem calls her “the woman ahead of the women who were ahead of their time.” Matilda worked side by side with Susan B. Anthony and Elizabeth Cady Stanton to get women the vote in the United States and co-wrote the history of the women’s movement with them. IDEAS producer Dawna Dingwall looks into why the towering figure was erased by her peers, and the work that is being done to write Matilda back into history. *This episode originally aired on Feb. 26, 2026. "The Matilda Effect" was a term coined by a historian Margaret Rossiter to describe women whose work had been overlooked and erased from history, like Matilda Gage. Listen to this podcast to hear about the lost women of science and how Rossiter gave them the credit they deserved. Guests in this episode: Angelica Shirley Carpenter, author of Born Criminal: Matilda Joslyn Gage, Radical Suffragist Michael Patrick Hearn, author of the Annotated Wizard of Oz Gita Dorothy Morena,…

Episodes

2104-

The suffragist who was too radical for Susan. B. Anthony

You likely have never heard of Matilda Joslyn Gage. Gloria Steinem calls her “the woman ahead of the women who were ahead of their time.” Matilda worked side by side with Susan B. Anthony and Elizabeth Cady Stanton to get women the vote in the United States and co-wrote the history of the women’s movement with them. IDEAS producer Dawna Dingwall looks into why the towering figure was erased by her peers, and the work that is being done to write Matilda back into history. *This episode originally aired on Feb. 26, 2026. "The Matilda Effect" was a term coined by a historian Margaret Rossiter to describe women whose work had been overlooked and erased from history, like Matilda Gage. Listen to this podcast to hear about the lost women of science and how Rossiter gave them the credit they deserved. Guests in this episode: Angelica Shirley Carpenter, author of Born Criminal: Matilda Joslyn Gage, Radical Suffragist Michael Patrick Hearn, author of the Annotated Wizard of Oz Gita Dorothy Morena,…

05 Nov 2026
2103-

Understanding our genes to help our minds

In this lecture, Dr. J-9 Austin explores the intersection of genomics and health, focusing on how genomic information can be leveraged for disease prevention rather than just treatment. The discussion highlights the distinction between rare genetic conditions and common complex conditions, emphasizing that effective behavior change requires personalized, bidirectional communication that addresses both emotion and etiology. Through case studies involving patients navigating bipolar disorder and schizoaffective disorder, the speaker demonstrates how genetic counseling provides agency and alleviates guilt by contextualizing biological risks. The episode also addresses the significant unmet need for genetic counseling in Canada and proposes integrating counselors into primary care teams to improve patient outcomes and healthcare efficiency.

04 Nov 2026
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 Oct 2026