Is Your Investing Personality in Your DNA?

This headline caught my attention in the Wall Street Journal because it's something I have always wondered about. Is our financial behavior part of our genetic make up? Are some of us meant to be savers and some of us meant to be spenders? It's a really interesting read that I highly recommend. Here's a small taste:

There is always a tug of war inside each of us between nature and nurture. But during scary times like these, says Dr. Hariri, "environmental stresses can play a critical role in unmasking any underlying biases determined by your genes." In other words, bear markets give nature the upper hand. It is now harder than ever to stick to the disciplines that can override your genetic impulses, but it also has never been more important.