This paper presents a spreading-activation theory of conceptually driven lemma retrieval—
the first stage of lexical access in speaking, where lexical items specified with respect to …

Conceptual representations in long-term memory crucially contribute to perception and
action, language and thought. However, the precise nature of these conceptual memory …

BORB provides a set of standardised procedures for assessing neuropsychological
disorders of visual object recognition, based on tests developed in the cognitive …

In Speaking, Willem" Pim" Levelt, Director of the Max-Planck-Institut für Psycholinguistik,
accomplishes the formidable task of covering the entire process of speech production, from …

As a cognitive neuropsychologist, Tim Shallice considers the general question of what can
be learned about the operation of the normal cognitive system from the study of the cognitive …

This long-awaited work by prominent Harvard psychologist Stephen Kosslyn integrates a
twenty-year research program on the nature of high-level vision and mental imagery. Image …

An interactive 2-step theory of lexical retrieval was applied to the picture-naming error
patterns of aphasic and nonaphasic speakers. The theory uses spreading activation in a …

Five experiments are reported in which the picture naming performance of bilingual
speakers in a language-switching task was explored. In Experiment 1, Spanish learners of …

The processes of language production can be divided into those that create the skeleton of
an utterance and those that flesh the skeleton out. In this chapter we are concerned chiefly …

The patterns of semantic errors in speaking and writing are used to constrain claims about
the structure of lexical access mechanisms in speech and written language production. It is …