Original sentence: A more ambiguous malfeasance involved long-time contributor, critic, and senior editor Lee Siegel, who had also maintained a blog on the TNR site dedicated primarily to art and culture until an investigation revealed that he had collaborated in posting comments under an alias defending his own views
Edited sentence: A lesser and more ambiguous malfeasance involved long-time contributor, critic, and senior editor Lee Siegel, who had also maintained a blog on the TNR site dedicated primarily to art and culture until an investigation revealed that he had collaborated in posting comments under an alias defending his own views