Julia Pettengill is an Associate Fellow and Director of the Campaign for the Responsibility to Protect at the Henry Jackson Society. She is a freelance writer and researcher, and her work has been featured in publications including Standpoint magazine. Pettengill is author of A Guilt Beyond Crime: The Future of Genocide Prevention in the Anglo-American Sphere, published by the Henry Jackson Society in 2009, and which was cited in the Conservative Party Human Rights Commission's 2010 report Those Who Bear the Greatest Responsibility.
Pettengill received an MA in Modern History from the University of St Andrews.