María Ángeles Hidalgo holds a PhD in Second Language Acquisition from the University of the Basque Country, which was supervised by Professor Dr. María del Pilar García Mayo and Dr. Amparo Lázaro Ibarrola. She obtained her B.A. in English Philology from the University of Seville (2007), and holds a Masters degree in “Teacher Training: Secondary and Upper Secondary Education, Vocational Training and Language Teaching” from the Public University of Navarra (2011). She has worked as lecturer in the English department at the Public University of Navarra, and currently works as a researcher and lecturer at the University of the Basque Country. Her PhD thesis, within the program “Language Acquisition in Multilingual Settings”, focuses on child interaction in the EFL classroom. Specifically, the effect of age and task repetition on young learners’ oral performance is analysed, addressing aspects such as conversational strategies, general performance (i.e. complexity, accuracy, and fluency), and the use of the first language.