This essay is an examination of Wilhelm Dilthey\u27s theory of historical consciousness as it assumed the central position of importance in his philosophy after 1900. The understanding of his concept of historical consciousness is held to be necessary in order to comprehend the nature of his hermeneutic and its importance for methodologies of teaching, writing, and research in the human sciences or Geisteswissenschaften. This dissertation attempts to demonstrate that it was only after Dilthey\u27s growing awareness of the inadequacy of psychological categories as a foundation for the understanding of Man and Life that he found the true basis for such understanding to lie in man\u27s historicity. Dilthey\u27s all-important concept of histori...