This book documents ongoing language shift to English among Latino professionals in California 67% of which studied Spanish formally in high school and 54% of which studied Spanish in college. Taking into account the recommendations about the teaching of Spanish as a heritage language made by these professionals, the book then describes current instructional practices used in the teaching of Spanish as an academic subject at the high school and university levels to "heritage" language students who, although educated entirely in English, acquired Spanish at home as their first language. The...