This collection of articles by 15 leading researchers and teachers explores the social, cognitive, and pedagogical aspects of developing biliteracy--literacy in two languages. Chapters include the following: "Inheriting Sins While Seeking Absolution: Language Diversity and National Data Sets" (Reynaldo Macias); "Sociolinguistic Considerations in Biliteracy Planning" (Arnulfo G. Ramirez); "Bidialectal Literacy in the United States" (Walt Wolfram); "Biliteracy in the Home: Practices Among Mexicano Families in Chicago" (Marcia Farr); "Literacy and Second Language Learners: A Family Agenda" (Gail Weinstein-Shr); "?Guariyusei? Adult Biliteracy in Its Natural Habitat" (Tomas Mario Kalmar); "Literacy as Practice and Cognitive Skill: Biliteracy in an ESL Class and a GED Program" (Nancy H. Hornberger, Joel Hardman); "Putting a Human Face on Technology: Bilingual Literacy Through Long-Distance Partnerships" (Dennis Sayers, Kristin Brown); "Discourse and Social Practice: Learning Science in Language Minority Classrooms" (Beth Warren, Ann S. Rosebery, Faith Conant); and "Engaging Students in Learning: Literacy, Language, and Knowledge Production with Latino Adolescents" (Catherine E. Walsh). (Adjunct ERIC Clearinghouse on Literacy Education) (VWL)