The phenomenon of bilingualism is an important research topic in cognitive neuroscience. If you are bilingual you probably have felt the need to count or perform simple arithmetic – such as additions and multiplications- using one particular language, even when communicating more frequently with your other language. You may wonder if your brain works differently compared to monolinguals or why you find more difficult to perform mental calculations when you are not using your preferred language for math. But for the brain, what it means to be bilingual?
Bilingual advantage yes or no?