| Title |
Seeing mathematics: Perceptual experience and brain activity in acquired synesthesia
|
|---|---|
| Published in |
Neurocase, August 2012
|
| DOI | 10.1080/13554794.2012.701646 |
| Pubmed ID | |
| Authors | |
| Abstract |
We studied the patient JP who has exceptional abilities to draw complex geometrical images by hand and a form of acquired synesthesia for mathematical formulas and objects, which he perceives as geometrical figures. JP sees all smooth curvatures as discrete lines, similarly regardless of scale. We carried out two preliminary investigations to establish the perceptual nature of synesthetic experience and to investigate the neural basis of this phenomenon. In a functional magnetic resonance imaging (fMRI) study, image-inducing formulas produced larger fMRI responses than non-image inducing formulas in the left temporal, parietal and frontal lobes. Thus our main finding is that the activation associated with his experience of complex geometrical images emerging from mathematical formulas is restricted to the left hemisphere. |
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X Demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United Kingdom | 5 | 21% |
| United States | 2 | 8% |
| Italy | 1 | 4% |
| France | 1 | 4% |
| Mexico | 1 | 4% |
| South Africa | 1 | 4% |
| Isle of Man | 1 | 4% |
| Poland | 1 | 4% |
| Palau | 1 | 4% |
| Other | 0 | 0% |
| Unknown | 10 | 42% |
Demographic breakdown
| Type | Count | As % |
|---|---|---|
| Members of the public | 19 | 79% |
| Practitioners (doctors, other healthcare professionals) | 2 | 8% |
| Science communicators (journalists, bloggers, editors) | 2 | 8% |
| Scientists | 1 | 4% |
Mendeley demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United Kingdom | 2 | 3% |
| Unknown | 56 | 97% |
Demographic breakdown
| Readers by professional status | Count | As % |
|---|---|---|
| Student > Master | 12 | 21% |
| Student > Ph. D. Student | 11 | 19% |
| Student > Bachelor | 7 | 12% |
| Researcher | 6 | 10% |
| Professor > Associate Professor | 4 | 7% |
| Other | 7 | 12% |
| Unknown | 11 | 19% |
| Readers by discipline | Count | As % |
|---|---|---|
| Psychology | 15 | 26% |
| Neuroscience | 6 | 10% |
| Engineering | 6 | 10% |
| Social Sciences | 4 | 7% |
| Medicine and Dentistry | 4 | 7% |
| Other | 9 | 16% |
| Unknown | 14 | 24% |