Founded by Dr Lisa-Maria Müller, a linguist at Cambridge University, London-based mullearn is a consultancy service for multilingual families and the professionals working with them.

Lisa-Maria is an expert in typical and disordered bilingual development and a passionate multilingual. She has experienced bilingual upbringing first-hand when she grew up in Austria, speaking Polish to her mum and German to her dad. She currently speaks four languages on an everyday basis (English, German, Polish, French) which allows her to combine scientific insight with personal experience. As a qualified and experienced secondary school teacher of foreign languages, Lisa-Maria has experience working with children and adolescents. 

She currently works on a large interdisciplinary project on multilingualism and language learning as well as a study on the added value of bilingual education and the link between multilingualism and well-being.