Assumptions of strong, causal relations between cognition, language, and affection are often made in general and in bilingualism in particular. This paper presents first a set of hypotheses concerning the relation between affection and language in bilingualism. One subset is concerned with language learning, language maintenance, and mental health…

This report is a compilation of five research papers in second language acquisition and immigrant adaptability that are part of studies conducted in Sweden over the last twenty years. (1) "Language teaching and psycho-physics" discusses basic measurement problems in the assessment of second language proficiency, where testing of writing and…