Editor’s Introduction
Pages 6

The first selection, Ithiel Pool’s “Introduction to Political Commu­ nication” from the International Encyclopedia of the Social Sciences (1968), begins with a brief comment that might be overlooked as an aside. However Pool’s view that “The domain of the study of commu­ nication can thus legitimately be the entire domain of the social sci­ ences” is an entrance to his work and to this volume.