He graduated in 1978 from the University of Belgrade Faculty of Philosophy, where he also received his master's degree in 1986 with the work Kingdom of Bosnia in the crucial years of 1443-1446.
[4] He defended his doctoral thesis, entitled The structure of the "Bosnian Church" and its role in the XV.
He worked at the high school, the Institute of History and the Pedagogical Academy in Banja Luka.
He attended a number of international and domestic scientific conferences, presenting research papers.
He has written three books as well as a large number of treatises, scientific articles, contributions and about 1000 encyclopedic entries.