Claims have long been made that introspection is special. I have a peculiar sort of knowledge about what is happening inside my own head. Descartes, Wundt, James all spoke to the issue of the epistemological status of introspection. They took three distinctly different views of it, but such august names indicate the importance of the idea. In more recent years, one particular thread within this larger controversy has focused on the idea of immunity from error through misidentification (IEM). Some authors, such as Sydney Shoemaker, [above] have stressed the notion that many propositions go wrong through misidentification. If I hear someone crying out in the next apartment I might say "My neighbor Joe is in pain." This might be wrong for several reasons (i.e. Joe might be practicing a part in a play, feigning pain.) But one way that I might go wrong is misidentification -- Joe might have moved out -- it may be my new neighbor who is in pain. Wit...