There is an interesting and far-reaching disagreement between Smith and Frederick Stoutland. In his 'The Real Reasons' Stoutland argues that one of the mistakes that turned the belief-desire model of action into the 'received view' is the underlying commitment to the idea that there is an underlying unity to all action explanations. According to Stoutland the unity is no deeper than the superficial fact that actions are responses of agents to the world, and the challenge for the philosophy of action is to make sense of that fact without falling victim to the un- fruitful assumption that...