Original sentence: Long-time contributor, critic, and senior editor Lee Siegel had maintained a blog on the TNR site dedicated primarily to art and culture until an investigation revealed that he had collaborated in posting comments to his own blog under an alias defending his own views.The blog was removed from the website and Siegel was suspended from writing for the print magazine as well
Edited 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.The blog was removed from the website and Siegel was temporarily suspended from writing for the print magazine as well