She also has a small consulting business which sells neuropsychological tests that she developed. The Science Behavioural psychologists study how brains work to understand how people differ from each other. They do this by giving people psychological tests. For instance you might be shown a series of pictures where you have to match the ones that are the same. The test is timed and the faster you do it the higher your score.
Women are better at matching objects based on their surroundings.
Aphasias, or speech disorders, occur most often in women when they have brain damage in the front of the brain. In men, these disorders occur when the damage is in the back of the brain. Kimura counts the number of finger ridges between two specific points on a person's fingerprint. On average any sample group of people will have more ridges on their right hands. But Kimura has found that on average, sample groups of women and groups of homosexual men have a higher incidence of individuals with more ridges on their left hands.