Rik Peels has ingeniously argued that ignorance is not equivalent to the lack or absence of knowledge. In this response, I defend the “Standard View of Ignorance” according to which they are equivalent. In the course of doing so, some important lessons will emerge concerning the nature of ignorance and its relationship to knowledge.

When A utters a declarative sentence in context to B, typically can mean proposition by the sentence, literally expresses (i.e. has truth-condition), there are propositions and B agree expressed, acquire knowledge from this testimonial exchange. In recent work on linguistic communication, each of these four platitudes been challenged, same basis: viz. ground that exactly which expressed is not ...