At what age should the seond language be introduced?
Introduction • Empirical research - contraversial results • Early starters vs. Late starters • Billingualism
First language acquisition • • • •
Critical Period Hypothesis - CPH Genie Victor “the wild boy of Aveyron“ Critical age/period
Additional language acquistion • • • •
Second Language Aquisition- SLA The importance of age effect Age as a major factor CPH applies vs. CPH does not apply