The question “what do we think people should do?” is a question about what we think. Thus the relevance of psychology. Note that this is different from “what should people do?” being itself about what we think. But if you want to find out “what should people do?” half the work is pretty much done for you if you can figure out where this “should” idea in your brain is coming from, and what it means.
The question “what do we think people should do?” is a question about what we think. Thus the relevance of psychology. Note that this is different from “what should people do?” being itself about what we think. But if you want to find out “what should people do?” half the work is pretty much done for you if you can figure out where this “should” idea in your brain is coming from, and what it means.