Touch perception reveals the dominance of spatial over digital representation of numbers

• Published in: Proceedings of the National Academy of Sciences - PNAS Vol. 105; no. 14; pp. 5644 - 5648
• Main Authors: Brozzoli, Claudio, Ishihara, Masami, Göbel, Silke M, Salemme, Roméo, Rossetti, Yves, Farnè, Alessandro
• Format: Journal Article
• Language: English
• Published: United States National Academy of Sciences 08.04.2008; National Acad Sciences
• Subjects: Adult; adulthood; Behavioral neuroscience; Biological Sciences; brain; Experimentation; Fall lines; Female; Fingers; Hands; Humans; Learning; Male; Mathematics; Mental Processes; Middle Aged; Neuropsychology; Numbers; posture; Psychology of learning; Sense of touch; Sensory perception; Somatosensory perception; Space Perception - physiology; Spatial perception; Thumb; Touch; Touch - physiology

We learn counting on our fingers, and the digital representation of numbers we develop is still present in adulthood [Andres M, et al. (2007) J Cognit Neurosci 19:563-576]. Such an anatomy-magnitude association establishes tight functional correspondences between fingers and numbers [Di Luca S, et a...