Valentina Terzieva is an associate professor at the Institute of Information and Communication Technologies at the Bulgarian Academy of Sciences. She graduated from the Technical University of Sofia as an electronics engineer and has also obtained pedagogical qualifications. Her research focuses on e-learning and technology-enhanced learning, serious games for learning, the application of Big Data and the Internet of Things (IoT) in education, learning analytics, intelligent education, and personalized learning. She was involved in several research projects on the application of technologies in education. Ass. prof. Terzieva participated in many national and international research projects. She has presented her research at numerous international conferences in her research area and is the author of more than 100 scientific publications with over 450 citations.