You Know, Sex grounds sex education in social justice, covering not only the big three of puberty—hormones, reproduction, and development—but also power, pleasure, and how to be a decent human being. Centering young people’s experiences of pressures and joy, risk and reward, and confusion and discovery, there are chapters on body autonomy, disclosure, stigma, harassment, pornography, trauma, masturbation, consent, boundaries and safety in our media-saturated world, puberty and reproduction that includes trans, non-binary, and intersex bodies and experience, and more. Racially and ethnically diverse, inclusive of cross-disability experience, this is a book for every kind of young person and every kind of family.