We are ten years out from the fall of Lehman Brothers, and the worst financial crises in the lifetime of most of us. But what are we actually marking, and more importantly, what have we really learned?

So much of the debate, to this very day, as to what caused the crash, and the bursting of the housing bubble is so caught up in political rhetoric, confirmation bias, and rear end covering, that it's still hard to tell.

But certainly after 10 years we know more than we did then, and perhaps it’s time to ask some real questions and to try and put it into some kind of better perspective. To do this, I’m helped by Sebastian Mallaby, the Paul A. Volcker senior fellow for international economics at the Council on Foreign Relations and a long time journalist, public speaker, and a contributing columnist for the Washington Post. His recent article in the Washington Post was “The Dangerous Myth We Still Believe About the Lehman Bros. Bust.”

My conversation with Sebastian Mallaby: