Marshall Erwin (@IntelMarshall) is the Head of Trust at Mozilla and is a Non-Residential Fellow at the Center for Internet and Society at Stanford Law School. He previously served as the intelligence specialist at the Congressional Research Service and as a counterterrorism analyst within the intelligence community. He also served as the counterterrorism and intelligence adviser to Senator Susan Collins on the Senate Homeland Security and Government Affairs Committee, where he helped lead the committee’s investigation into the terrorist attacks in Benghazi, Libya. Erwin was also the intelligence specialist at the Congressional Research Service, playing a critical role in shaping the congressional response to National Security Agency surveillance leaks and consulting with members of Congress on legislative changes to the FISA (Foreign Intelligence Surveillance Act) statute. He holds an MPP from Georgetown University and a BS in computer science and a BA in philosophy, both from Stanford University.