A recent story in Slate discusses replication issues with recent experiments on the relationship between emotions and facial expressions. This is appropriate grist for a blog called "Jamesian Philosophy Refreshed" if only because the initiating issue sounds so much like the James-Lange theory of emotions. But, I would submit, the sounds-like is key. There are big differences. But to start from the (logical) beginning. One normally suspects that a facial expression is, as the term implies, that which expresses something deeper. The emotion is the something deeper. So happiness is the cause and a smile is the effect. But some psychologists have claimed that they could increase an experimental subject's happiness by getting him to smile. By hooking his face up to electrodes that lead nowhere, for example, and telling him, "you're helping us in an experiment on the neuro control of facial muscles." That way, his "smile" comes about fo...