About half the world's population knows and uses two or more languages in everyday life, and an increasing number of parents are raising their children bilingual. This book covers topics such as the extent of bilingualism, how someone becomes bilingual, the bilingual mind and brain, and bilingualism...

About half the world's population knows and uses two or more languages in everyday life, and an increasing number of parents are raising their children bilingual. This book covers topics such as the extent of bilingualism, how someone becomes bilingual, the bilingual mind and brain, and bilingualism across the lifespan.