Dezinformatsia: Active Measures in Soviet Strategy (and a later edition published as Dezinformatsia: The Strategy of Soviet Disinformation) is a non-fiction book about disinformation and information warfare used by the KGB during the Soviet Union period, as part of their active measures tactics. The book was co-authored by Richard H. Shultz, professor of international politics at Tufts University, and Roy Godson, professor emeritus of government at Georgetown University.