> Actually, the only sure way to tell boys and girls apart is by their _bodies_. If you're a boy, you have a penis, scrotum, and testicles. If you're a girl, you have a vulva, clitoris, and vagina. > > These male and female body parts that show on the outside are called your genitals. Boys' genitals are easier to see than girls', but both are equally important. > > —_What's the Big Secret? Talking About Sex With Girls and Boys_, Laurie Krasny Brown, Ed.D., and Marc Brown (published 1997) https://www.reddit.com/r/Parenting/comments/ij4npe/mommy_im_actually_a_girl/ https://www.smbc-comics.com/comic/before-2 Planned Parenthood on "How to Know If Your Kid Is Transgender": https://www.youtube.com/watch?v=qJdafLVf6xo Trans Kids: It's Time to Talk film: https://archive.org/details/TransKidsItsTimeToTalk HBO documentary Transhood https://pubmed.ncbi.nlm.nih.gov/2016237/ > fifty-three percent of the mothers of boys with GID compared with only 6% of controls met the diagnosis for Borderline Personality Disorder on the Diagnostic Interview for Borderlines or had symptoms of depression on the Beck Depression Inventory Research notes— https://femalesexualinversion.blogspot.com/2020/12/the-problem-with-puberty-blockers-part.html There was that time when M. wanted to see the medicines on the shelf and I was like, "Aw, why do you need to know this anyway" and E. was like, "He's curious"—people don't want to be blamed for hurting the child, and if you're living in an ideological bubble where it's presumed that telling the child the truth about what sex they are E. on "Maybe C. is very competitive, and that's why she likes fighting, because it's something you can win". It's amusing that we have to posit that as an individual trait, whereas normies are allowed to say and think "duh, boys like fighting" https://www.impactprogram.org/wp-content/uploads/2014/12/Kuper-2014-Puberty-Blockers-Clinical-Research-Review.pdf?fbclid=IwAR0Bmr_fS-ewLn1Y9XsA35zrk8X7f9CIJBhLd8pf3b6JttUi05SL41Ot2ao https://www.bbc.com/news/uk-55282113 Tavistock study https://www.medrxiv.org/content/10.1101/2020.12.01.20241653v1.full.pdf path-dependent preferences: https://www.lesswrong.com/posts/3xF66BNSC5caZuKyC/why-subagents "Cognitive theories of early gender development." https://psycnet.apa.org/record/2002-18663-003 https://slate.com/human-interest/2019/01/trans-kid-test-psychology.html https://kathleenstock.com/highlights-of-trans-policies-in-uk-universities/ Symmetry: trans-booster parent thinks child is too young to know about TERFism (but isn't opposed to the idea of the child thinking for themselves when they're old enough to think critically); skeptic thinks child is too young to consent to transition (but wouldn't refuse to recognize an AGP teenager going in with open eyes) "Cultural Components of Sex Differences in Color Preference" Davis et al. 2021 (shared on SEXNET) says that girl preference for pink was d=1.3 in a city, but not in trad cultures http://unremediatedgender.space/papers/davis_et_al-cultural_components_of_sex_differences_in_color_preference.pdf https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0243894 Kohlberg 1966 gender constancy (Maccoby p. 160)