These 25 papers address issues of second language assessment and curriculum planning. The papers are divided into three categories: theoretical foundations, assessment approaches, and research and policy. Among the specific topics discussed are: whether tests measure language or intelligence, additive versus subtractive bilingualism, the implications of image production in two languages for testing the bilingual child, a bilingual perspective on language and cognition, the use and misuse of instruments, a review of the IDEA Oral Language Proficiency Test, use of native language tests for program planning purposes, assessment considerations for limited English proficient vocational students, test and spontaneous language behavior of bilingual preadolescents, influence of public policy on language assessment, and estimating bilingual education populations. (RW)