In a study of Russian literature spanning one century, author Tristan Landry demonstrates, interestingly, that Stalin's great purges of 1936-38 did not come about ex nihilo. Murdering people in the hundreds of thousands was made easier by a Begriffsfeld-a "notional field," as Landry calls it, which had developed in successive layers over decades, and which permitted the lives of individuals to be disposed of for the sake of a common objective. 1 In that context, the value of an individual's life was equated with its degree of social utility. Aleksandr Solzhenitsyn, for one, however, remains convinced of a noteworthy distinction between the old regime in Russia-whose inhabitants were not constrained in their choices-and communist rule in the Charles Rhéaume is a historian with the Department of National Defence in Ottawa. His book on the history of western scientists' reactions to Andrei Sakharov's human rights struggle in the Soviet Union was awarded a prize from the Institute of France in 2005.