He is a pediatrician, forensic expert, and geneticist. He is the former Minister of Science, Education, and Sports of The Republic of Croatia. Currently, he serves as the Chair of the International Affairs Committee of the American Academy of Forensic Sciences. He serves as an adjunct professor at Eberly College of Science, The Pennsylvania State University, and Henry C. Lee College of Criminal Justice and Forensic Sciences, University of New Haven, in the United States and as professor at Medical Schools in Split and Osijek as well as at Department of Biotechnology, University of Rijeka, in Croatia. In October 2016. he was appointed as a visiting professor at the College of Medicine and Forensics, Xian Jiaotong University, People's Republic of China. He is one of the pioneers in the DNA identification of skeletal human remains from mass graves and the application of DNA analysis for the identification of war victims.