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Visual memory and motor programmes: their use by idiot-savant artists and controls
British Journal of Psychology (London, England : 1953)
|August 1, 1987
Summary
Artistic talent, not intelligence, determines drawing ability. Even individuals with intellectual disabilities can excel at visual-motor tasks like shape reproduction, suggesting a separate cognitive system for artistic skills.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Art Education
Background:
- The relationship between intelligence and artistic ability is complex.
- Idiot-savant individuals demonstrate exceptional artistic skills despite cognitive impairments.
- Understanding the cognitive underpinnings of artistic talent is crucial for education and therapy.
Purpose of the Study:
- To investigate the dissociation between intellectual functioning and artistic abilities.
- To examine the role of artistic talent versus intelligence in visual-motor tasks.
- To explore the cognitive mechanisms underlying shape perception, recognition, and reproduction.
Main Methods:
- Tested artistically gifted children, idiot-savant artists, and IQ-matched controls.
- Assessed perception and recognition memory for shapes of varying complexity.
- Evaluated graphic reproduction abilities through on-sight copying and memory recall.
Main Results:
- Intelligence quotient (IQ) significantly predicted shape matching and recognition performance.
- Artistic ability, not IQ, was the key factor in successful shape copying and reproduction from memory.
- These findings suggest an intelligence-independent system for graphic representation and motor control.
Conclusions:
- Artistic talent and general intelligence rely on distinct cognitive processes.
- Visual-motor skills in art are accessible independently of intellectual capacity.
- This implies a specialized neural system for graphic representation and execution.