Traditionally, psycholinguistics and neuropsychology have been informed by conspicuous pathologies such as aphasia, which revealed the localization of some of the processes involved in language comprehension and production, in particular of those related to lexical access and morphological and syntactic processing. One of the main objectives of this symposium is to explore whether psychiatric pathologies are informative of the processes involved in meaning construction and comprehension, in the same way that aphasia research has contributed to our knowledge of the neurobiology of other aspects of language