America is steeped in the notion of rugged individualism. It’s comforting to think success is based on our own hard work and self determination.

But social scientist Robert Mark Rank says random chance governs far more of our lives that most of us want to admit.

This week on Big Books and Bold Ideas, Rank joins MPR News host Kerri Miller to talk about his new book, “The Random Factor.” He shares how luck and chance play a crucial role in shaping history, the natural world and our everyday lives.