Complex sentence: He criticized her treatment of issues such as outing, "the sexuality of youth", and her discussions of groups such as ACT UP, but credited her for illuminating the current state of gay rights in the United States.
Split into simpler sentences: He criticized her treatment of issues such as outing, "the sexuality of youth", and her discussions of groups such as ACT UP. However, he credited her for illuminating the current state of gay rights in the United States.