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Research demonstrates that while genetic factors significantly influence cognitive abilities, environmental factors can substantially impact intellectual development and test performance throughout life. Educational interventions, improved nutrition, and environmental enrichment can lead to meaningful increases in cognitive abilities and test scores. Yes, IQ scores can change, especially during childhood and adolescence when brain development is ongoing. […]
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A number of prominent authorities on intelligence insist that an individual’s IQ is highly stable and resists efforts to alter it. There’s a lot of scientific research devoted to understanding the relative contributions of genetics and environment to IQ. This is often referred to as the “nature versus nurture” debate, something we’ve looked at relation […]