The Sunday Editionwith Michael Enright

About once a month, retired teacher Diane Martello hosts a communal bell-ringing in memory of her late mother, Maureen, who loved music. Our music producer and bell-ringing novice, Pete Morey, joined in. His documentary is called Ring Joy.

We revisit host Michael Enright's convocation address to graduates of York University's faculty of liberal arts and professional studies on June 12, 2012.

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"Raptors are birds of prey endowed with exceptional eyesight and superior depth perception, with talons that can tear an enemy to pieces. Not that the Raptors wanted to disembowel the Golden State Warriors. It is after all a Canadian team, which means that niceness ranks with Tim Hortons in core values."

Richard Haass, president of the Council on Foreign Relations, explains the implications of U.S. President Donald Trump's foreign policy approach for the international order — and for allies like Canada.

We talk to independent filmmaker Julia Reichert, who has been making documentaries about the labour movement and women's issues since the early 1970s. Her most recent documentary, American Factory, is about what happened when a Chinese billionaire bought an abandoned General Motors plant in Ohio and rehired many of the original workers.

Thanks to a program called Friendship in Action, founded by educator Geraldine Mabin, students at Toronto's Lord Dufferin Public School have had the chance to think and talk about what comes next.

Marc Bekoff says it's not just companion animals like dogs and cats that have real intelligence and emotions. And it has profound importance for humans' relationship with animals.

Why is it that when cellphones, laptop computers, washing machines, printers — even large equipment like tractors — break down, it's more expensive to repair them than to replace them?

"The report describes in grisly detail what has been inflicted on Indigenous people over the years. Yes it is awful. But is it genocide?”

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Our series Hard Lessons laid bare the widespread violence students commit against teachers. John Malloy, director of education at the Toronto District School Board, explains why he doesn't believe violence is rampant in the district's schools.

A handful of companies have collectively raised hundreds of millions of dollars in an effort to upend the rental market in our largest and priciest cities with an approach called co-living: a combination of apartment, college dorm, hotel and high-end rooming house — usually targeted at millennials.

Yucho Chow photographed people of all backgrounds and walks of life during a period of intense racism in Canada. Curator Catherine Clement collected the photos and stories for an exhibit in Vancouver.

Research suggests empathy may be losing ground in the West. Michael Enright speaks with experts Sara Konrath and Fritz Breithaupt about what it could mean for society.

Listen to this week's episode with host Michael Enright.

Trains manifest strength and gentleness at the same time. The engine must be powerful enough to pull all that tonnage through city and country. At the same time, the gentle, almost metronomic rhythms of the rocking motion, can bring serenity to our monkey brains.

TV ratings are down, international media are flooding in through the internet, people are turning to Facebook and Twitter for news, and there's the possibility of more budget cuts to come. Catherine Tait has been president and CEO of CBC/Radio-Canada for just over a year; she's Michael's guest.

In 1948, young physicist June Lindsey's crystallography work in a British laboratory helped Watson and Crick discover the famous double-helix structure of DNA. Today, the 96-year-old's contribution goes unheralded, but a group of Ottawa scientists wants to change that.

From the Great Wall of China to the DMZ dividing North from South Korea, more than a third of the world's nation-states have barriers on their borders. And against the backdrop of an international migrant crisis and growing ethnic nationalism, more walls are being built.