Complex sentence: In 1968, Barbara Grier became the editor, its most militant feminist and made significant changes in the magazine, even dropping the word "lesbian" from the subheading, "A Lesbian Review" to attract more feminist readers.
Split into simpler sentences: In 1968, Barbara Grier became the editor, and was its most militant feminist. She made significant changes in the magazine, even dropping the word "lesbian" from the subheading "A Lesbian Review" to attract more feminist readers.