The cognitive assembly required of a person in the production and perception of a human language is highly sophisticated. Research in second language acquisition provides a unique window into this complex process, in allowing an examination of the ways in which the human brain adapts to and copes with the added complications of a second language, and the difficulties associated with the various fundamental differences which are likely to exist between the first and second languages. In so doing, such research adds to our understanding of the ways in which the human mind deals with specific...