IMMERSION EDUCATION IN THE UNITED STATES: EXPANSION AND EXTENSION.

The work of Wallace Lambert and his colleagues on bilingualism and biculturalism had a significant impact on education and society in the United States and around the world. This paper reviews the spread of immersion education to the U.S. and the ways in which it expanded and was extended (heritage language immersion and two-way immersion) to fit the diverse contexts and purposes that existed there. [ABSTRACT FROM AUTHOR]