Abstract: Dissociation and dissociative mechanism in visuo-spatial working memory was an issue that psychologists were extremely interested in. Dissociation in visuo-spatial working memory was proved by numerous findings of neuropsychology study, latent- variable study, double dissociation study, developmental study, and brain imaging study. Furthermore, some study found that difference in recoding mode and mechanism participated in by attention lead to dissociation in visuo-spatial working memory. The present paper summarized several problems existed in these study, and prospected the developmental tendency in this research area in the future

Key words: visuo-spatial working memory, object working memory, spatial working memory, dissociation, mechanism