Canadian author and New Yorker staff writer Malcolm Gladwell is delivering a sold-out talk tonight at the McGill Institute for the Study of Canada.

Gladwell will join the host of CBC Radio's Writers and Company, Eleanor Wachtel for the Annual Seagram Lecture at 7 p.m.

Before tonight's event, CBC's Jeanette Kelly took time to chat with the author about his latest book, David and Goliath, and the inspiration behind it.

Click on the audio above to hear the full interview.

Tonight's event is sold out, but it will be streamed online live and broadcast on Writers and Company on Nov. 24.