Per Magnus Ranstorp is a Swedish professor who has written about Hezbollah, Hamas, Al-Qaeda and other militant Islamic movements. He is the Research Director of the Centre for Asymmetric Threat Studies at the Swedish National Defence College, directing a project on Strategic Terrorist Threats to Europe which focuses on radicalisation and recruitment of salafist-jihadist terrorists across Europe and the convergence between Chemical, Biological, Radioactive and Nuclear Weapons, and Terrorism. Ranstorp graduated from Gustavus Adolphus College in Saint Peter, Minnesota in 1985.