This article analyzes the role PR specialists play in shaping the media content. In the context of media agenda-setting theory the article discusses the results of B. Baerns study on the impact of German PR specialists on the national media and the meaning of so-called “determination thesis” and interefication theory which explain the issue of the mutual relationship bewteen PR and journalism. The paper also presents the results of a survey conducted by the author of the article among Polish PR professionals about their influence on the Polish media content.