Kristoffer Lidén is a researcher and PhD candidate at PRIO, affiliated with the University of Oslo where he is also a member of the research school of the Ethics Program. He holds a MA in Peace and Conflict Studies from the University of Oslo, and has a background in philosophy, sociology and social anthropology. Lidén has a special interest in issues of peaceful conflict resolution and peacebuilding, and writes his PhD thesis on the political philosophy and ethics of liberal peacebuilding. In 2006, he was a Young Researcher in the European Research Network on Applied Global Justice. Lidén has also been a lecturer and academic coordinator of a university program in Peace and Conflict Studies in Pondicherry, India.