Did you know that nearly half of the world's population considers themselves to be bilingual? This figure, which may seem surprising at first glance, is underlined in the research on bilingualism carried out by Ellen bialystok, a Canadian psychologist and professor at York University in Toronto.

After receiving his doctorate in 1976, with a specialization in cognitive and language development in children, his research then focused on bilingualism, from childhood to the most advanced ages. With a central question: does being bilingual affect the cognitive process? If yes, how ? Are these the same effects and / or consequences depending on whether it is a child's or an adult's brain? How do children become bilingual?

To make us forgive, we are going to give you in this article some keys to understand what it really means to be “bilingual”, what are the different types of bilingualism and, perhaps, inspire you to optimize the effectiveness of your language learning.

What are the different types of bilingualism?

What does it really mean to be ...