X-Sonar (IMAGE) Bielefeld University Caption How do jihadists and extreme right-wingers become radicalized? The X-Sonar joint research project is devoted to this question. X-Sonar is headed by Prof. Andreas Zick und Dr. Kerstin Eppert, both from the Institute for Interdisciplinary Research on Conflict and Violence (IKG). Credit Bielefeld University Usage Restrictions The image may only be used with appropriate caption or credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.