She received her BEng (1987), MSc (1991) and PhD (1994) degrees from the University of Nis, Yugoslavia. Her main research interest is the application of artificial intelligence techniques to education. She has authored and co-authored more than 90 research papers published in international and national journals and conferences. She is the leader of the Intelligent Computer Tutoring Group, where a new methodology for developing intelligent tutoring systems has been developed. Several ITSs based on this methodology have been evaluated in real classrooms since 1998, and the results show that these systems have a significant positive effect on students' learning.