Mª Victoria (vcantero@ujaen.es) holds a degree in Hispanic Philology, a Master’s in Applied Linguistics and the Teaching of Spanish as a Foreign Language, and is a PhD student at the University of Jaén. She also serves as a substitute interim professor in the Department of Spanish Philology at the University of Jaén. Her research focuses on Natural Language Processing and the Teaching of Spanish as a Foreign Language (ELE). She has been part of the organizing committee for the IberLEF tasks: RefutES 2024 and PastReader 2025.

Jaime (jcollado@ujaen.es) is a computer engineer and an FPI predoctoral student in Natural Language Processing at the University of Jaén, Spain. His research is focused on Hallucination Detection, Epistemic Humility, Reasoning, and other competencies in Small Language Models (SLMs). He has been a co-organizer of the PastReader shared task at IberLEF 2025 and is a member of the Management Committee for the COST Action CA24121: Knowledge Graphs in the Era of Large Language Models (KGELL).

Javier Fruns Giménez holds a PhD in Arts and Letters and a degree in Hispanic Philology. He is the Head of the Language Certification Unit at the Instituto Cervantes. He is also a postgraduate professor specializing in Methodology and Assessment. His research interests include language assessment and proficiency standards.

Alicia Arjonilla Sampedro is the coordinator of the Spanish language area, a professor, and the head of ELE accreditation exams at the Center for Advanced Studies in Modern Languages (CEALM) at the University of Jaén (aarjoni@ujaen.es). Her research focuses on the field of Applied Linguistics, specifically in the area of teaching Spanish as a foreign language, with a special interest in mediation, vocabulary acquisition, and educational innovation. She has been a member of the organizing committee for conferences such as AESLA (2017), ACLES (2019), and InLÉXICO (2023, 2025).

Isabel Cabrera de Castro (iccastro@ujaen.es) is a predoctoral researcher in the SINAI research group at the University of Jaén. A graduate in Hispanic Philology from the University of Jaén, her scientific and technological activities focus on participating in digital humanities projects, where she performs annotation tasks, corpus analysis, and linguistic consultancy. She is also part of the CLARIAH-ES infrastructure, contributing to the development of the Andalusian node, CLARIAH-AND. She has served on the organizing committees for the IberLEF 2024 tasks RefutES (Automatic Generation of Counter Speech in Spanish) and FLARES (Fine-Grained Language-based Reliability Detection in Spanish News), as well as IberLEF 2025 PastReader (Transcribing Texts from the Past).

Arturo Montejo-Ráez is an Associate Professor and researcher at the University of Jaén, Spain (amontejo@ujaen.es). His research focuses on natural language processing, machine learning, text categorization, opinion mining, sentiment analysis, language complexity, language models, and deep learning. He has organized several workshops at IberLEF since 2018 (TASS, ALexS, PastReader, and MetalRiskES). He is currently part of the organizing committee for the LLMs4SSH workshop at LREC 2026.