{"doi":"10.1177/155005940603700405","title":"Event-Related Potential Measures of Visual Working Memory","abstract":"<jats:p>Visual working memory is a limited capacity system that temporarily maintains information about objects in the immediate visual environment. Psychophysical experiments have shown that most people are able to actively maintain 3 or 4 items in visual working memory at any point in time To better understand how this process works and why our working memory capacity is so limited, a variety of neurophysiological approaches have been employed. In recent years, there has been a surge of interest in understanding how visual information is maintained in working memory at the neural level. Single-cell research with non-human primates has shown that neuronal firing during the retention period reflects the information that is currently held in working memory. In humans, event-related potentials (ERPs) have been used to examine the maintenance of information in working memory. An event-related potential component, known as the negative slow wave (NSW), has been used to measure the maintenance of information in working memory “online” during a given trial. More recently, another ERP component, the contralateral delay activity (CDA) has been shown to be a fairly specific correlate of the current contents of working memory. This component is sensitive to an individual's working memory capacity and may provide a window into the operations of this central cognitive construct.</jats:p>","journal":"Clinical EEG and Neuroscience","year":2006,"id":635850,"datarank":0.6646225198264971,"base_score":4.430816798843313,"endowment":4.430816798843313,"self_citation_contribution":0.6646225198264971,"citation_network_contribution":0.0,"self_endowment_contribution":0.6646225198264971,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":83,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1649844,"name":"Andrew W. 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