Tesis completades des de 2010

• Zong Nebouet, Pascal Carmel (July 12, 2024): “El uso de las tecnologías de la información y la comunicación en el aprendizaje del inglés en las asignaturas impartidas en esta lengua”, supervised by Guzman Mancho-Barés. https://repositori.udl.cat/handle/10459.1/466378
• Sabbagh, May., (June 20, 2024): “Class Inequalities in Lebanese Higher Education”, supervised by David Block and Josep M. Cots. https://repositori.udl.cat/handle/10459.1/466367
• Calvet-Terré, Júlia., (April 25, 2024): “Ideology and attitudes towards native-speakerism and English as a Lingua Franca in higher education”, supervised by Enric Llurda Giménez. https://repositori.udl.cat/items/90af002f-e928-4046-9727-28429f2034f6
• Fernàndez-Córdoba, Anna Isabel., (December 5, 2023): “Problem-Based Learning Sessions in Nursing through English: Exploring Language Beliefs and Language Practices at a Catalan University”, supervised by Marta Aguilar and Guzman Mancho-Barés.
• Collins, Carly (2023): “Social class, life stories and English learning: Critical realist case studies from Barcelona”, supervised by Josep M. Cots and David Block. https://repositori.udl.cat/handle/10459.1/464848
• Fritz, Erik (2022): “The effects of transnational mobility and language on Japanese national identity in three groups: Japanese graduate students studying abroad, kikokushijo, and Nikkei Brazilians”, supervised by David Block and Josep Maria Cots. http://hdl.handle.net/10803/674062
• Costa, Ferran (2022): “Policies, beliefs and practices on the use of technology in the English as a Second Language classroom in the Andorran school system”, supervised by Guzman Mancho and Elisabet Arnó.
• Diert, Irati (2021): “An exploration of English language learners’ emotions and beliefs in a Catalan context: Insights from self-reported experiences and observed classroom practices”, supervised by Xavier Martín-Rubio. http://hdl.handle.net/10803/671527 
• Torres Purroy, Helena (2021): “Communicative Practices of the Scientific Community within the European Higher Education Area (EHEA)”, supervised by Josep M. Cots.
• Borràs, Judith (2020): “Reading and Vocabulary Development as a Result of a Study Abroad Experience”, supervised by Àngels Llanes. http://hdl.handle.net/10803/671411 
• Moncada, Balbina (2020): “Teachers’ Identities, Attitudes and Beliefs in English-Medium Instruction at Universitat de Lleida: An Ethnographic Study”, supervised by David Block. http://hdl.handle.net/10803/670012 
• Mocanu, Vasi. (2019): “A Mixed Methods Approach to Identity, Investment and Language Learning in Study Abroad: The Case of Erasmus Students in Finland, Romania, and Catalonia”, supervised by Enric Llurda. http://hdl.handle.net/10803/667829 
• Mas Alcolea, Sònia (2017): “Discourses on Study Abroad: The Experience of Erasmus Students from a University in Catalonia“, supervised by Josep M. Cots and Núria Casado. http://hdl.handle.net/10803/456557
• Gallego Balsà, Lídia (2014): “Language Policy and Internationalisation: The experience of international students at a Catalan university“, supervised by Josep M. Cots. http://hdl.handle.net/10803/146283
• Jackson, Alana Gabrielle (2011): “A Mixed-Methods Approach to the Analysis of Chicano/a Identity: Discourses on Language, Literature and the Border“, supervised by Josep M. Cots and Enric Llurda
• Martin-Rubio, Xavier (2011): “Identity Construction in two Bilingual Communities. Clashing Nationalist Discourses“, supervised by Josep M. Cots.

Tesis en progrés

• Behforou, Behnam: “The Impact of Vocabulary Increment Through Mobile Phone on EFL Learners’ Reading Comprehension Abilities”, supervised by Anca Daniela Frumuselu.
• Borges, Federico: “Competences of college students when learning languages online”, supervised by Elisabet Arnó-Macia and Guzman Mancho-Barés.
• Faraj, Jehad: “Cultural aspects in the Palestinian English school textbooks: What is there and what should be there”, supervised by Anca Daniela Frumuselu.
• Mena-Orduña, Thais: ”The impact of an EMI university experience on students’ plurilingual competence”, supervised by Josep Maria Cots i Àngels Llanes.
• Mizukura, Ryo: “Native- and Non-native-English speaking teachers’ beliefs about bilingual approaches to teach English in the Japanese university educational context”, supervised by Enric Llurda.
•  Montalvo, Esther: “Multilingüismo en la ONU. Análisis del uso del español”, supervised by Enric Llurda.
•  Nagameni, Pascaline: “Aproximación a la competencia intercultural en la enseñanza / aprendizaje de lenguas extranjeras: el caso de los profesores y estudiantes de lenguas extranjeras de la Educación Secundaria en Camerún”, supervised by Enric Llurda.
• Solá, Iris: “Analysis of mindset development of English language pre-service teachers during their undergraduate studies: a case study of primary and secondary school teachers”, supervised by Alexandra Vraciu.