This thinker described exploitation of his constructs through flouting them as a form of communication.
Dan Sperber and Deirdre Wilson wrote a book named after one of this thinker's constructions, claiming it subsumed the three similar constructs with which it was grouped. According to this thinker, certain attempts at communication tend to be non-conventional, calculable, non-detachable, and defeasible. This thinker described exploitation of his constructs through flouting them as a form of communication. This man defined a speaker trying to impart something to a hearer merely by having the hearer recognize his intention as non-natural meaning, or meaning-nn. His theory of implicatures espouses that people pay attention to Quality, Quantity, Relevance, and Manner in making cooperative utterances. For 10 points, name this man who did foundational work in pragmatics, including the formulation of his four maxims for conversation.
Dan Sperber and Deirdre Wilson wrote a book named after one of this thinker's constructions, claiming it subsumed the three similar constructs with which it was grouped.
Herbert Paul Grice [accept Relevance before "this thinker"; I guess accept irony before "this thinker" as well since Sperber and Wilson did a lot of work on that]