Different religions and churches in the central and eastern part of Europe influence the societies after the fall of communism and play a crucial role in culture, politics, social networks and value transformations. More than 70 researchers of 15 countries of the region analysed and discussed the most important tendencies of values, religions and religious communities and present the most actual findings in a comparative way. They tested well-known theories of secularisation, nationalism, democracy and pluralism in the colourful region Central and Eastern Europe.