Trans-Exclusionary Radical Feminism: What Exactly Is It, And Why Does It Hurt? | HuffPost https://www.huffpost.com/entry/transexclusionary-radical-terf_b_5632332

"... Long time feminist and advocate, Gloria Steinem, used to hold an exclusionary opinion, but has since said that she fully supports the inclusion of trans women in the feminist movement, However, not all radical feminists agree. ..."