Before revision: It is there contention that, at a time when it appears that reality itself has become the basis for ideology, the greatest contribution that critical theory can make is to explore the dialectical contradictions of individual subjective experience, on the one hand, and to preserve the truth of theory, on the other.
After revision: It is their contention that, at a time when it appears that reality itself has become the basis for ideology, the greatest contribution that critical theory can make is to explore the dialectical contradictions of individual subjective experience, on the one hand, and to preserve the truth of theory, on the other.