Monika Molnar received her PhD from the School of Communication Sciences and Disorders within the Faculty of Medicine at McGill University in Montreal, Canada. At McGill, Dr. Molnar conducted research on monolingual and bilingual speech perception development. Currently, she is a postdoctoral researcher at the Basque Center on Cognition, Brain and Language (in Donostia, Spain) where she is focusing on bilingual language acquisition. Nuria Sebastian-Galles received her PhD in Experimental Psychology at the University of Barcelona in Spain. After her postdoctoral training at the Max Planck Institute and the LSCP-CNRS in Paris, she was appointed as Associate Professor at the University of Barcelona. Currently, Dr. Sebastian-Galles is the director of the Speech Acquisition & Perception Laboratory at Universitat Pompeu Fabra in Barcelona. She has authored over 100 publications within the fields of speech acquisition, bilingualism, and cognitive neuroscience. She is an Associate Editor of Developmental Science, and of Language Learning and Development; also, she is the editor of the Cognitive Neuroscience Series of Language Learning. At present, Dr. Sebastian-Galles is the vice-president of the Scientific Council of the European Research Council.