Carina Fragozo is a teacher, researcher and content creator. She holds a PhD in Linguistics and is the founder of 'English in Brazil', one of the most significant educational channels in the country. She authored the bestseller 'Sou Péssimo em Inglês' (HarperCollins-Brasil).




Le Dinh Bao Quoc, with a Doctorate in Education, boasts 20+ years in ELT. He founded Pro.Ed Education Solutions, offering school consultancies. Author of "The Art and Science of ChatGPT in Education," he emphasizes EdTech's role in enriching teaching, learning, and educational practices. His research spans EdTech's impact, teacher growth, and education management.




Grzegorz Spiewak, Ph.D is a teacher, teacher trainer, project manager, adviser, materials reviewer and author. Former academic lecturer (English Dept, University of Warsaw, and subsequently The New School for Social Research, New York). Member of IATEFL Poland Board of Advisers. Head ELT Consultant for Macmillan Education Poland, Central & Eastern Europe. President of DOS-ELTea, an independent teacher development centre. Nominated for British Council ELTON award 2016 (DOS-ELTea Teacher Trainer Academy). Winner of two European Language Label awards: 2016 (Youngster programme – Macmillan) and 2012 (deDOMO – English for Parents)





Sea (Claire) Steele and Sarah Smith are the co-founders and directors of eltonix, an educational consultancy focused on teacher development and student empowerment. They are particularly interested in developing critical and creative thinking, exploring social justice themes in the classroom, and supporting students who are gender diverse, or have special educational needs and disabilities, in particular, ADHD. 

Sarah (she/her) and Sea (they/them) have worked as teachers and teacher educators in a number of countries. Sarah is currently based in Greece and Sea is based in Portugal.

To find out more, visit







Anna Parr-Modrzejewska is a TEFL university lecturer specialising in Young Learners education, coursebooks author and teacher trainer. Her qualifications include a PhD in linguistics, MA in English, BA in Young Learners Pedagogy and MA in Pedagogical Therapy.







Marcela Cintra is a freelance teacher educator, CELTA and Delta trainer and frequently volunteers for teacher associations in the hope to contribute to a developing culture among English language teachers. She has an MA in TESOL and keeps researching and studying how feedback, meaningful interactions and empathy may strengthen language teaching and learning.






After studying languages at Oxford University, David Spencer trained to be a Secondary School teacher. He then moved to Spain where he has been living and teaching ever since.

He continues to teach teenage students every day in a school near Madrid. Dave began writing courses for Macmillan Education in 1994. His brand new series for teenagers is a multi-level course designed to prepare teenage students for exams and life after school. Dave has given talks to teachers in twenty-eight countries and is active on social media.








Usoa is a secondary school teacher, a teacher trainer, and the president of APAC, the English Teachers’ Association in Catalonia. She is particularly interested in teen psychology and firmly believes in the power of audiovisuals and ICT to motivate students.









María Luisa Castanedo has been involved in ELT and teacher training for over 25 years.  She holds a BA in Chemical Engineering, COTE from the University of Cambridge, and a Master’s degree in TESOL from Canterbury Christ Church University.








Dorothy Zemach taught ESL and other foreign languages for over 20 years, in Asia, Africa, and the US. She holds an MA in TESL from the School for International Training in Vermont, USA. Now she concentrates on writing, editing, and publishing ELT materials and textbooks and conducting teacher training workshops. A frequent plenary speaker at international conferences, her areas of specialty and interest are teaching writing, teaching reading, academic English, testing, and humor. For Macmillan, she is the author or coauthor of the Macmillan Writing Series, Open Mind, and Get Ready for International Business, and is the series consultant for Skillful.







Asst.Prof.Dr. Bahar Gün holds BA, MA and PhD degrees in ELT. She currently works as a lecturer and a trainer in the School of Foreign Languages at Izmir University of Economics. Her research interests include EFL teacher education in general, and teacher cognition and RTL in particular. She is also a CELTA tutor. She has presented in many national and international conferences and extensively published in the field of ELT.She is the former president of the TESOL Türkiye Association and the coordinator of IATEFL TTEdSIG.








Kateryna Protsenko is Head of Tutoring at Promova, a one-stop solution for all language learning needs. Having been in English language teaching for over 15 years, Kate has worked as a Cambridge CELTA / Delta trainer, materials writer, manager for several language learning organizations, and has co-authored an exam preparation coursebook. Kate is passionate about learning and teaching, loves a good challenge, and is constantly looking for ways to expand her horizons and pick up new ideas from various industries.








David Crystal is Honorary Professor of Linguistics at Bangor University. He has written or edited many books and articles for scholarly, professional, and general readerships on the history and development of English, including The Stories of English, Evolving English, and a collaboration with Ben, You Say Potato: the Story of English Accents.







Ben Crystal is an actor, author, creative producer, Associate Artist with the new Shakespeare North Playhouse, and curator of the His solo writing includes Shakespeare on Toast (Icon, 2008) and the four titles of the Arden Springboard Shakespeare series: Hamlet, Macbeth, A Midsummer Night’s Dream and King Lear.







Chia Suan Chong is a writer, communication skills trainer and a teacher trainer. She is the author of Successful International Communication, where she presented her ADAPT model as a framework for dealing with intercultural conflict. Delivering both online and face-to-face training to teachers and learners around the globe, Chia specializes in interactive workshops that encourage reflection for more effective international communication and improved collaboration. Currently based in York, Chia was English Teaching Professional’s award-winning resident blogger between 2012 and 2019. She has contributed extensively to the British Council Learn English website and holds a DELTA and a Masters in Applied Linguistics and ELT. Chia is also the co-author for VOICES, a course by National Geographic Learning, and she developed and co-wrote the Pearson ELTD and Cert PT – a 120-hour Level 6 online teacher training course.