From toilet paper shortages to months-long waits for cars, the world grappled with snarled supply chains throughout the pandemic and beyond. 

For many consumers, it was the first time they really thought about the complex network that brings them the products they buy. But how does it work? How did it go so wrong? And why aren't more packages lost at sea? 

Associate professor Andre Cire answers these questions and more on the latest episode of Rotman Office Hours. 

Missed the first couple of videos? Check out the entire series on YouTube, and subscribe to the channel to catch future Office Hours.