Every woman has had a friend who dated a guy who was clearly bad news, but she just couldn't resist. Maybe, that friend was you. And yet, despite all the warnings and red flags, the pull of dating a bad boy was just too strong. So, even with all of the signs that heartbreak is on the horizon, why do we still find bad boys so appealing? It may not be politically correct to admit it, but these brooding, macho men can be compellingly attractive, with their downright seductive swagger. We reached out to experts to find out why this allure is capable of taking over our rational thoughts.