In 1882, Mr. L, a teacher and journalist, suffered a stroke, his second. His first attack, five years earlier, had been mild, causing some language problems involving paraphasias, difficulty selecting ...

Behavioral lateralization, the preferential use of one side of the body and its corresponding brain hemisphere, is a pervasive aspect of vertebrate neurobiology. This phenomenon, which manifests in ...

Photo: Esteban Villar-Rodríguez and César Ávila. The Neuropsychology and Functional Neuroimaging Group at the Universitat Jaume I in Castellón, led by researcher César Ávila, recently published an ...

Lateralization of the brain—the tendency for the left and right hemispheres to specialize in different functions—underlies the development of a left-to-right mental number line, according to a study ...