This week, Shannon Togawa Mercer and Benjamin Wittes interviewed David Anderson QC, who served as the U.K. Government's Independent Reviewer of Terrorism Legislation from 2011 to 2017. Anderson has appeared 150 times in the E.U.'s Court of Justice and the General Court in Luxembourg and is one of the country's leading experts in national security law. He joined Mercer and Wittes for a conversation on his career, his role reviewing terrorism legislation, the changing nature of intelligence in the U.K., and much more.