The desegregation situation is the keynote theme of the following chapters. I Each of them touches on a different dimension of the situation: the historical, the temporal, the spatial. But the reader, perusing the essays with the situation in mind, should remember that the desegregation situation should not be inter preted literally. Authorities and adults certainly, school-age children probably, are influenced by their awareness of a sequence of past and future situations. Some may even operate with William James's (1890, p. 608) notion of "the specious present" that "has melted in our...