While an enormous amount of research has been done on the deficient conversation skills in individuals with autism spectrum disorders (ASD), little is known about their performance on presuppositions, a domain of knowledge that is crucial for successful communication. This study investigated the comprehension of four types of presupposition, namely existential, factive, lexical and structural p...

This study examined the effects of negation on how people make use of information in the presuppositions and implications of sentences. Subjects were timed as they made true-false judgments of sentences like I f John forgot to let the dog out, then the dog is supposed to be in. The verbs were either positive (for example, remember) or inherently negative (forget); the conclusions interrogated e...

Traditionally, a distinction is made between that what is asserted by uttering a sentence and that what is presupposed. Presuppositions are characterized as those propositions which persist even if the sentence which triggers them is negated. Thus ‘The king of France is bald’ presupposes that there is a king of France, since this follows from both ‘The king of France is bald’ and ‘It is not the...

This paper describes a method for computing the domain of quantification of an adverbially quantified sentence. This method relies on the accommodation of presuppositions in the scope of a quantificational adverb and on the resolution of the domain in context. Situations form the link between adverbial quantifiers and presuppositions, as adverbial quantifiers are taken to quantify over situatio...