Sentence:  This paper surveys the research methods and approaches used in the multidisciplinary field of applied language studies or language education over the last fourtysic years. Drawing on <WSD>insights</WSD> gained in psycho- and sociolinguistics, educational linguistics and linguistic anthropology with regard to language and culture, it is organized around five major questions that concern language educators. 
Meaning of the word marked with <WSD> tags:  A sight or view of the interior of anything; a deep inspection or view; introspection; frequently used with into.