Katarina Aleksić is the head of the Center for Educational Technology at the Institute for the Evaluation of the Quality of Education and Upbringing. She is a long-time computer science teacher and the recipient of numerous awards for innovative approaches to teaching and learning. She is the author and co-author of several professional papers, as well as the co-author of three accredited textbooks in the field of computer science and informatics. Katarina has participated in numerous national and European projects focused on the development of digital education and pedagogically grounded applications of digital technologies. ePortfolio: kajcebg.education.

Kristina Fratrović earned her degree in Mathematics Engineering from the Department of Mathematics at the University of Zagreb. She works as a mathematics and computer science teacher at “Dubovac” Elementary School in Karlovac. She is the author of mathematics workbooks and a speaker at conferences in Croatia and internationally, where she presents her work with students in the STEM field.

Kristina is an ICT senior advisor and teacher at “Matija Gubec” Primary School in Cernik, with extensive experience in teaching and mentoring students. She is an active member of the Association Partners in Learning, participating in international projects such as BIG – Be Internet Awesome, Digital First, and EducationalAI. Kristina is the co-author of two handbooks on the application of artificial intelligence in education, created to support teachers in integrating AI into their teaching practice. Her professional work focuses on developing digital competences, promoting the ethical and purposeful use of technology, and strengthening students’ critical thinking skills.

She has been repeatedly recognized by the Ministry of Science and Education as one of the most successful educational professionals. Kristina actively contributes to the teaching community as the head of the County Expert Council for Informatics in the Brod-Posavina County. She is a member of the program committee of the international “Dabar” challenge and an author of its competition tasks. As an EU Code Week ambassador and Microsoft Innovative Educator Expert, she promotes the democratization of coding and innovative pedagogical approaches. She regularly takes part in conferences and professional gatherings, sharing examples of good practice through articles, workshops, and lectures.