Jan Hallenberg is professor emeritus at the Swedish National Defence University and a senior research advisor at the Swedish Institute of International Affairs.
He is an expert on US foreign and security policy. He has written four monographs and been a co-editor of four edited volumes and has written several smaller publications. He has been a guest scholar at Princeton, Harvard and the University of California ? Berkeley. He has been the main supervisor for 17 Ph.D. students in political science.