The monograph is aimed at the conceptualization of cognitive-communicative and information-semiotic dimensions of the ideology of the information society in the humanitarian and scientific discourse of the 21st century. The purpose of the monograph is to study the ideology of the information society, formed on the basis of informationalism, in the context of which the optimization of the directions of formation and development of the ideology of the information society, which has not yet been formed in Ukraine, is carried out. The monograph examines the scientific and methodological conceptual, praxeological approaches of information axiology, information anthropology and information ethics as components of the ideology of the information society, diagnoses the problems of the ideology of the information society and explores the ways of its formation. Particular attention is paid to the analysis of the foreign experience of highly developed countries with the sustainable development of the information and innovation society, in which the information culture is formed as the basis for the formation of the ideology of the information society, which is developing under the conditions of global informatization (society) of the third millennium and non-linear metamorphoses of information society. The monograph is the basis for generating the scientific potential of social philosophy for the formation of a new scientific direction – the philosophy of the information society, developing as a result of the influence of informatization on the formation of the information paradigm of society. Particular attention is paid to the analysis of digital and virtual network personality culture as a complex dissipative system of the discursive virtual reality space. The monograph is intended for researchers, teachers, students of higher educational institutions, for everyone who is interested in solving modern problems of the information society in Ukraine and the world, the prospects for the formation of the ideology of the information society in the face of global challenges of the 21st century.