The printed life’s work of the founding father of German sociology is being made available in a complete edition for international teaching and research. This volumeis the seventh of a projected 24-volume edition. The principal themes in the years 1905 and 1906 are the Schiller († 1805) Anniversary Year and political sociology, together with writings on criminality and punishment. In addition, Tönnies was moved to provide popular education with writings and analyses on the politicisation of Wilhelminian society.