Piotr Pęzik received his MA and PhD in linguistics from the University of Łódź. In the years 2006-2009 he was as a member of the text mining group at the European Bioinformatics Institute in Cambridge, UK. Piotr has authored a number of publications and tools in the field of Information Extraction and Information Retrieval. As a member of the PELCRA group, he was responsible for the development and implementation of the PELCRA Reference Corpus of Polish as well as the [http://nkjp.uni.lodz.pl/ PELCRA Search Engine for NKJP]. Recently, he has been working as a member of the CLARIN-PL and PLLuM consortium. E-mail: piotr.pezik@gmail.com; piotr.pezik@uni.lodz.pl Home page: http://pezik.pl

Historical Linguistics Anna Cichosz specialises in historical linguistics. Her academic interests include history of English and other Germanic languages, mechanisms of syntactic change, Construction Grammar, early English morphosyntax and phraseology. She has been involved in the creation of various corpus-based tools for the study of historical English (e.g. the VARIOE dictionaries of Old English, the MELange morphological dictionary of Middle English and the LLEMETIZER for Early Modern English) and Polish NLP resources (e.g. Spokes-Biz and DiaBiz corpora and the PLLuM language model). E-mail: anna.cichosz@uni.lodz.pl

Filip Żarnecki is an NLP/ML engineer and researcher at the University of Lodz. His work focuses on adapting, fine-tuning and evaluating large language models for corpus processing, analysis and information extraction, building on earlier work with encoder and sequence-to-sequence models such as BERT and T5. He is a co-creator of the Polish national PLLuM family of language models. E-mail: filip.zarnecki@filologia.uni.lodz.pl

E-mail: izabela.grabarczyk@uni.lodz.pl

E-mail: maria.szymanska@uni.lodz.pl

Jakub Kwiatkowski is a junior researcher involved in several corpus linguistics projects at the University of Lodz. He also worked as a research assistant on the project History of English phraseology (2025-2026). E-mail: jakub.kwiatkowski@filologia.uni.lodz.pl

Translation and Media Discourse Mikołaj Deckert received his MA and PhD from the University of Łódź (PhD dissertation “Language structure and meaning in English-to-Polish subtitling”). His research interests focus on translation theory and practice, corpus approaches to media discourse, as well as cognitive linguistics and pragmatics. E-mail: mikolaj.deckert@uni.lodz.pl

Learner corpora, data-driven teaching and learning Marek Molenda received his MA degree in linguistics from the University of Łódź. He has been involved in the development of the PLEC corpus, and he has conducted corpus-based research into spoken language, as used by Polish learners of English. E-mail: marek.molenda@uni.lodz.pl

Barbara Lewandowska-Tomaszczyk is a graduate of the University of Łódź, where for many years she was the Head of Chair of English Language. Her research interests are primarily in semantics and pragmatics of natural language, corpus linguistics, and their applications in translation studies and lexicography. She has published a number of books and papers in those areas and organised numerous conferences and seminars. Over the years she has been invited to read papers at international conferences and to lecture and conduct seminars at European and American universities. E-mail: blt@uni.lodz.pl

Language in the Legal Context Stanisław Goźdź-Roszkowski received his MA and PhD in English Studies from the University of Łódź, where he is Adjunct Professor at present. His research interests are primarily in corpus-based analysis of texts, especially legal and business texts. His other academic interests include written discourse analysis, genre analysis, corpus linguistics and its applications in translation studies and lexicography.

Jacek Walinski is a graduate of the University of Łódź, where he is now an assistant lecturer in the Department of English Language. He teaches ESP in the areas of Business English and Computer English. His research interests include applications of computers, the Internet, and corpora in linguistics, EFL learning/teaching, and computer-aided translation.

Forensic Linguistics Krzysztof Kredens received his MA and PhD in English Studies from the University of Łódź. His academic interests include oral discourse analysis, sociolinguistics, and social applications of linguistics. He is on the Executive Board of the International Association of Forensic Linguists.

Head of the English side of the project Tony McEnery is a graduate of Lancaster University, where he is the Head of the Department of Linguistics and Modern English Language. His research interests are primarily in computational and corpus linguistics, focusing on automatic or computer-aided analysis of texts.

Computational and corpus linguistics Łukasz Dróżdż received his MA in linguistics from the University of Łódź. During his work in various projects, he developed software responsible for Web crawling, information retrieval, RDB and XML import/export, parallel corpus acquisition and alignment, social media analysis, as well as Web backends for the PELCRA group search engines and corpus interfaces.

Rafal Uzar is a graduate of Lancaster University and the University of Łódź. His research interests are in corpus-aided translation, automated translation tools, and problems in learner English. He has also coordinated several international conferences on corpora, computers, and linguistics.

Agnieszka Leńko-Szymańska is a graduate of the University of Łódź. She worked as Adjunct Professor and Head of the Teaching English as a Foreign Language (TEFL) Unit. Her research interests are in psycholinguistics, second language acquisition, and corpus linguistics, especially lexical issues in those fields.

Programmer, Database Administrator and Data Modeler Eric Levin is a graduate of the University of Oregon. He was responsible for modeling the PELCRA corpus data and developing web applications for the PELCRA project. His main interests also include voice recognition, VoiceXML, and Speech Grammars.