Orientation: concept of knowledge society, information versus knowledge, sociological theory in the matrix of knowledge societies; Information and communication technologies (ICT): social impact, social theory of internet, global village, virtual communities, transpatial solidarity, digital divide; Research domains: systems of production, socialization, institutions and culture; Knowledge revolution: economy, utilization, production; Knowledge management: techno-centric, organizational, people-centric, epistemological, information overload, knowledge for development.