Substitutionism is a term in Marxist theory which refers to the relationship between the revolutionary party and the working class, where the former's activity substitutes the latter's. It is seen as an inverse to classical Marxism, where the "emancipation of the working class must be the work of the working class itself".
There seems to be a few terms in Marxist Communism which are often taken to prove a mistake, if demonstrated, analogous to I suppose fallacious reasoning. Such as revisionism
Within the Marxist movement, the word revisionism is used to refer to various ideas, principles and theories that are based on a significant revision of fundamental Marxist premises. The term is most often used by those Marxists who believe that such revisions are unwarranted and represent a "watering down" or abandonment of Marxism. As such, revisionism often carries pejorative connotations and the term has been used by many different factions
- ( Government, Politics & Diplomacy) a doctrine or movement advocating reform, esp political or religious reform, rather than abolition
In political philosophy, voluntarism is the view that understands political authority to be will-based. This view, which was propounded by theorists like Hobbes, Rousseau, and many members of the German idealist tradition, understands political authority as emanating from a will.
Are these all types of substitutionism, from different groups, communist, proletarian, or otherwise? i.e. is it the only thing that can prevent communism? How does the idea that there is no progressive ruling class fit within the answer to that?