Alva Noë argues that experiences, not individual attributes, largely determine our actions:
The best way to find out what people will do is not to look into their hearts, or their brains; it's simply to understand the situation they are in. Social psychologists have shown this again and again. Who will be more likely to perform an altruistic action, the priest or the business person? Answer: The one who just found some money.
The Dish 