principle". In: Michael Byram (ed.), Routledge Encyclopedia of Language Teaching and Learning, London and New York: Routledge, 232-234. Butzkamm, W. (2000), “Monolingual Principle”. In: Michael Byram (eds.), Routledge Encyclopedia of Language Teaching and Learning. London and New York: Routledge,415-417. Butzkamm, W. (2003), "We only learn language once: The role of the mother tongue in FL classrooms - death of a dogma". In: Language Learning Journal, 28: 29-39. Butzkamm, W. (2004), Lust zum Lehren, Lust zum Lernen: Eine neue Methodik für den Fremdsprachenunterricht. (Teaching and learning foreign languages with pleasure. A new approach) Tübingen/Basel: Francke. (2nd, improved ed. 2007) Butzkamm, W. & Caldwell, John A.W. (2009), The Bilingual Reform: A Paradigm Shift in Foreign Language Teaching. Tübingen: Narr. Butzkamm, W. & Dodson, C.J. (1980), “The Teaching of Communication: From Theory to Practice.“ In: International Review of Applied Linguistics in Language Teaching 13:4, 289-309. Dodson, C.J. (1967/1972), Language Teaching and the Bilingual Method. London: Pitman. Hall, G. & Cook, G. (2012), "Own-language use in language teaching and learning: the state of the art." In: Language Teaching 45.3, 271 - 308. External links Wolfgang Butzkamm's website Wikiblia 1938 births German educational theorists 20th-century educational theorists Linguists from Germany Living people