The Gender Binary is a Big Lie by Lee Wind

This text explores the theory that gender is socially constructed rather than biologically fixed. It rejects the standard binary model, citing specific cultural practices to support the argument that gender
fluidity is a natural part of human history.

This book contains: activism, alternate gender/sexual ideologies (excessive), bullying/body shaming (referenced), controversial cultural, gender and political commentary, forced sterilization and social eugenics, death (discussed), depression (discussed), discrimination, inappropriate websites referenced, mental health (discussed), misogyny (discussed), nonconsensual gender-conforming surgery practices, non-sexual nudity, references to discriminatory equity ideology, social justice, suicide (referenced), sexism (discussed), transgender, and violence.

The websites contain: abortion, aberrant sexual activities/nudity,
BDSM/Kinks/Fetishes/Porn/Sex Toys, deviant content, erotica, patently offensive sexual content, prurient content, sex workers, and voyeurism.