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Research in this area addresses foundational issues in the nature and development of human cognition. Studies on language acquisition address the nature of linguistic universals, and their interaction with learning mechanisms which produce language-specific acquisitions. Studies on cognitive development address the nature of human spatial, visual, and conceptual representations, and how core representations in these areas interact with learning mechanisms to enhance, sharpen, and/or change representations. Development and acquisition in general are viewed within a framework that emphasizes innate contributions to mature knowledge, and how these might be shaped over time. To address these issues, our group uses a variety of methodological approaches, including experimental, formal linguistic, and computational modeling. Studies cover age ranges from infancy through early childhood, from both normal and unusual populations, and use benchmark evidence from adult studies to determine the nature and course of change. |