Matthew M. Aid is a native of New York City. He holds a Bachelor’s degree in International Relations from Beloit College in Beloit, Wisconsin. He has served as a senior manager with several large international financial research and investigative companies for more than 15 years. He is currently a Managing Director in the Washington, D.C. office of Citigate Global Intelligence & Security, where his responsibilities include managing the company’s international investigative and security operations. Aid was the co-editor with Dr. Cees Wiebes of Secrets of Signals Intelligence During the Cold War and Beyond (Cass, 2001), and is currently completing a history of the National Security Agency and its predecessor organisations. He is also the author of a chapter about the National Security Agency in a book published by the University of Kansas Press in 1998 entitled A Culture of Secrecy: The Government Versus the People’s Right to Know, as well as a number of articles on signals intelligence in Intelligence and National Security.