Benjamin B. Fischer has worked for the United States Central Intelligence Agency (CIA) for nearly 30 years. In recent years, he has been employed by the CIA's Center for the Study of Intelligence. The White House Millennium Council selected his monograph At Cold War's End: US Intelligence on the Soviet Union and Eastern Europe, 1989–1991 (1999) for inclusion in a time capsule at the National Archives to be opened in 2100. In 2002, Fischer was a visiting research fellow at the Norwegian Nobel Institute in Oslo.