They are characteristic, he argues, of a contemporary decimalism
that propagates an endless array of anniversary celebrations that all follow a similar logic, each marking nothing more substantial than round numbers, but doing so with great solemnity and self-importance.
The nineteenth century with its invention of national monuments and institutionalization of centennials and decades founded institutional memories (and even made the writing of individual biographies a popular practice), often organized on the basis of decimalism
. This predominantly male technique of public celebration owes much to the fact that public history and memory were long dominated by churches, clubs, associations, academies, guilds, leagues, and universities.