Marijana Kotlaja's research focuses on the etiology and prevention of juvenile delinquency, with an emphasis on using advanced scientific methodology to inform crime policy and practice. She is an expert on cross cultural comparative research including many forms of behaviors related to radicalization, crime and deviance. She has presented at the United Nations Crime Congress, collaborated with researchers from around the world, and is currently collecting data in Sarajevo, Bosnia and Herzegovina. Her work has been published in leading journals in criminology, sociology, psychology, and international outlets and shared with scientists, policy makers, and practitioners at conferences and invited presentations. She has served on the American Society of Criminology (ASC)’s Division of International Criminology as Executive Councilor and Secretary/Treasurer and is currently serving as the Editor of Criminology Around the World (“The Criminologist”).