In 2009 the Philippines introduced a mother tongue-based multilingual education language policy requiring the "mother tongue" as the language of instruction (LOI) in kindergarten through grade 3. Using teacher classroom language data collected from four LOI groups in 2019, we compared the frequency of teachers' use of the target LOI in…

This paper examines the language use of a small group of interlingual families of a Japanese parent and a Filipino parent with their offspring living in Japan and qualitatively explores possible explanations for their particular language use. Although the data collected from the subject group are limited, the data analysis does reveal some…

The design, administration, revision, and validation of the Southeast Asian Summer Studies Institute proficiency examinations are reported. The examinations were created as parallel language proficiency tests in each of five languages: Indonesian, Khmer, Tagalog, Thai, and Vietnamese. Four tests were developed in each language: multiple-choice…