The course studies the ideological and practical influence of various mass media (the press, cinema, television, internet etc) on the formation of public opinion. Particular emphasis is given to their influence on contemporary political behavior, the management of political power, communication strategies of parties, governments, organizations, economic and social institutions. Attention is also paid to the influence of public opinion on the agenda and ideological preferences of mass media. Empirical cases are combined with relevant theoretical analysis of fundamental notions in philosophy and communication. The course offers an introduction to the mechanisms of communication activities in the field of politics through practices, such as planning and management of electoral campaign, the use of political resources and mass media and the analysis of public opinion polls.