Katharine Petrich is a visiting scholar at the Naval Postgraduate School and a Security Fellow with the Truman National Security Project. As a PhD candidate in political science at Northeastern University, she works on issues of transnational crime and terrorism, specializing in the Horn of Africa. Her most recent publication examines the relationship between al-Shabaab and Nairobi’s sex workers. You can follow her on Twitter @Kgpetrich.