Justin Trudeau Resigns as Liberal Leader

Guest: Mackenzie Gray, Senior Correspondent for Global News National

Why do attack ads work so well?

Guest: Pinar Yildirim, Associate Professor of Marketing and Economics at the Wharton School at the University of Pennsylvania

How does music shape memories?

Guest: Dr. Yiren Ren, Adjunct Researcher in Cognitive Brain Science at the Georgia Institute of Technology

How did ISIS motivate the New Orleans truck attack?

Guest: Dr. Joseph Young, Professor and Director of the Patterson School of Diplomacy and International Commerce at the University of Kentucky

Learn more about your ad choices. Visit megaphone.fm/adchoices