The radical exemplar model resonates with work on perceptual classification and categorization highlighting the role of exemplars in memory representations. Further development of the model requires acknowledgment of both the fleeting and fragile nature of perceptual representations and the gist-based, good-enough quality of long-term memory…

Reviews research on the nature of attention and memory and proposes a model of the relationship between them during second-language acquisition complementary to Schmidt's noticing hypothesis and oppositional to Krashen's dual-system hypothesis. The article maintains that differential performance on implicit and explicit learning and memory…