He was branded a deviationist by the party leadership members , probably because he had unwittingly exposed their secondary roles in early communist history .
In the later 1950s , Roller found himself shut out by his communist peers .
Roller was branded a deviationist by the party leadership members , probably because Roller had unwittingly exposed their secondary roles in early communist history .
In the later 1950s , Roller found himself shut out by his communist peers .