Effects of Technology on the Brain

We already know that our use of technology changes how our brains work. Reading and writing are cognitive tools that, once acquired, change the way in which the brain processes information. When psychologists use neuroimaging technology, like MRI, to compare the brains of literates and illiterates working on a task, they find many differences, and not just when the subjects are reading. Researcher Alexandre Castro-Caldas discovered that processing between the hemispheres of the brain was diff...