From the medicine wheel to the building blocks of DNA, the number four has represented structure and stability. But four is also a troublemaker: a portal to realms like the fourth dimension. Our series, The Greatest Numbers of All Time explores how four helps us understand the world — by making the rules, and by breaking them.
More in the series:
Listen to The 33,000 Horsepower Gamechanger
Guests in this episode:
Joyce Perreault is an Ojibway Anishinaabe children's book author and elementary school teacher at Donald Ahmo School in Crane River, MB.
Brian Katz is a composer, instrumentalist, improviser, and guitar instructor at University of Toronto and York University.
Lauren Fink is a professor of cognitive neuroscience at McMaster University.
Alex Fisher is a professor of musicology and area coordinator for early music at the University of British Columbia.
Tyrone Ghaswala is an assistant professor teaching stream with the Centre for Education and Computing (CEMC) and an adjunct professor in the Pure Mathematics department at the University of Waterloo.
Wenran Jiang is the founding director of the China Institute at the University of Alberta.
Stephan Reuter is an associate professor for plasma physics and spectroscopy at the Engineering Physics Department of Polytechnique Montréal
Sarah Hart is professor emerita of mathematics at Birkbeck College and author of "Once Upon a Prime: The Wondrous Connections between Mathematics and Literature."
Popular Podcasts
Stuff You Should Know
If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.
Dateline NBC
Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Follow now to get the latest episodes of Dateline NBC completely free, or subscribe to Dateline Premium for ad-free listening and exclusive bonus content: DatelinePremium.com
Betrayal Weekly
Betrayal Weekly is back for a new season. Every Thursday, Betrayal Weekly shares first-hand accounts of broken trust, shocking deceptions, and the trail of destruction they leave behind. Hosted by Andrea Gunning, this weekly ongoing series digs into real-life stories of betrayal and the aftermath. From stories of double lives to dark discoveries, these are cautionary tales and accounts of resilience against all odds. From the producers of the critically acclaimed Betrayal series, Betrayal Weekly drops new episodes every Thursday. If you would like to share your story, you can reach out to the Betrayal Team by emailing them at betrayalpod@gmail.com and follow us on Instagram at @betrayalpod and @glasspodcasts. Please join our Substack for additional exclusive content, curated book recommendations, and community discussions. Sign up FREE by clicking this link Beyond Betrayal Substack. Join our community dedicated to truth, resilience, and healing. Your voice matters! Be a part of our Betrayal journey on Substack.