The directory gives information on all preschool through high school bilingual immersion programs, also called two-way bilingual education programs, in the United States that have been identified as being in operation in 1987. The first section discusses the definition of and rationale for bilingual immersion education. The second section profiles each program, giving information on its context, contact person, program objectives, recruitment, staff and staff training, instructional design, instructional characteristics, curriculum and materials, and evaluation efforts and outcomes. The final section highlights important bilingual immersion issues that concern most programs, especially new ones such as recruitment, instructional practices, professional development, and evaluation outcomes. Fifty-three references are listed. (MSE)