Doctor in Sociology, Communication program, Social Change and Development, Complutense University of Madrid. Extraordinary Doctorate Award. Degree in Audiovisual Communication and Expert in the preparation of Reports and Documentaries (UCM). Professor of Communication Theory and Research Methodology in Social Communication at the Faculty of Information Sciences and professor of the Master of Digital Journalism and New Trends at the Rey Juan Carlos University.

Career teaching officer in the specialty of Processes and Communication Media of the Ministry of Education of the Community of Madrid with final assignment to the Center for Audiovisual and Graphic Training IES Puerta Bonita, where he is the holder of the subjects of Planning and Management of Audiovisual Production and Planning of Audiovisual Production. Before engaging in teaching and research, job 10 years on radio and television in the public entity Radio Televisión Madrid mainly.

Is researcher of Dialectical Mediation Group of Social Communication (MDCS) of the UCM, and currently serves as coordinator of the Climate Change Communication Observatory constituted in 2019 between ECODES and the MDCS group.

Among the research articles published are:

• Teso Alonso, G., Morales Corral, E. & Gaitan Moya, J. A. (2021). The Climate Emergency in the Spanish Media and the Decalogue of Recommendations for Reporting on Climate Change. Communication & Society,34(2),107-123
• Teso Alonso, Gemma; Gaitan Moya, J. Antonio, Lozano Ascencio, Carlos; Fernandez- Reyes, Rogelio; Sánchez- Holgado, Patricia; Asila Calderon, Carlos and.; Morales Corral, Enrique, Barranquero Carretero, Alejandro and Piñuel Raigada, J. Luis (2020). "Report of the Observatory of Media Communication on Climate Change 2020", ECODES. ISBN: 978-84-09-27316-4
• Teso Alonso, Gemma (2020). The research activity carried out in Spain around environmental communication, climate change and sustainability (2007-2018), Mexican Journal of Educational Research, vol. XXV, nº 87. ISSN 1405-6666
• Teso Alonso, Gemma and Fernandez-Reyes, Rogelio (2020). The image of youth climate mobilizations in the press and television in Spain. HALAC, SOLCHA Magazine (Latin American and Caribbean Society of Environmental History). ISSN: 2237-2717
• Teso Alonso, Gemma; Gaitan Moya, J. Antonio, Lozano Ascencio, Carlos; Fernandez- Reyes, Rogelio; Sánchez- Holgado, Patricia; Asila Calderon, Carlos and.; Morales Corral, Enrique and Piñuel Raigada, J. Luis (2019). "Design of the climate change media communication observatory", ECODES