the time, and not on future developments that the person could not have known. According to Fischer, this technique was pioneered by the American historian Douglas Southall Freeman in his influential biographies of Robert E. Lee and George Washington. See also References Further reading Fischer, David Hackett. Historians' Fallacies: Toward a Logic of Historical Thought. New York: Harper Torchbooks, 1970, pp. 209–13. External links Historian's Fallacy Fallacious, the Ultimate Collection of 300 Logical Fallacies Informal fallacies Historiography 1970 introductions