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Emily Oster

Personal blog · parentdata.orgdatahealth

Emily Oster's personal blog at parentdata.org covers data and health. Since 2022, 10 different Hacker News readers have linked it 10 times, most often “Statistical Significance–and Why It Matters for Parenting”. It is still writing: the last post was on 2026-11-01, and you can follow it by feed.

Visit the blog
10mentions?
10HN people?
2022–2025first – last linked?
Links on Hacker News per year · peak 3 in 2023

Too few sampled comments (5) to say how often HN recommends it.?

Why HN links it

Emily Oster's site on parenting studies and data. HN readers cite it for overviews of the evidence, such as fluoride in drinking water, and for pieces on infant botulism risk and gas stoves.

Summarised by Claude from a sample of 5 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

Find the data-driven, judgment-free answers you’re looking for on trying to conceive, pregnancy, parenting, and beyond at ParentData.

Most-linked posts?

  1. Statistical Significance–and Why It Matters for Parenting
    2 people · 2 mentions · first linked 2024-10-23

What Hacker News says?

  1. jaredklewis · 2025-03-30Recommends
    I think that link is only there when the fluoride levels are extremely high. See https://parentdata.org/fluoride-drinking-water/ for a good overview of the data

    Comment linking /fluoride-drinking-water/

    on “Utah becomes first US state to ban fluoride in its water”
  2. Submitted Statistical Significance–and Why It Matters for Parenting as a story · 2 points

    HN discussion
  3. https://parentdata.org/honey-botulism-babies/ > Infantile botulism is extremely rare. There are an estimated 100 cases per year in the U.S., among approximately 4 million children in the age range under 1. That’s a risk of 1 in 40,000. This is somewhat less likely than the chance of visiting the ER for a blanket-related injury in a given year (yes, I looked that up, and I do think it’s a good comparison). > ... In a…

    Comment linking /honey-botulism-babies/

    on “The chemical secrets that help keep honey fresh for so long”
  4. Submitted Statistical Significance–and Why It Matters for Parenting as a story · 2 points

    HN discussion
  5. Interesting article. I've also read that the amount of fluoride in a typical dose for a small child is lower than what would be found in a liter of tap water[0], so it may not be worth worrying about. [0] https://parentdata.org/qa-fluoride-newborn-accessories-alcoh...

    Comment linking /qa-fluoride-newborn-accessories-alcohol-and-dealing-with-pushback/

    on “Why I Buy German Toothpaste Now: Hydroxyapatite to Fight Cavities Works”
  6. Submitted Is Cancer on the Rise Among Younger Adults? as a story · 1 points

    HN discussion
  7. Substack is a really, really good place for this. I don't remember how I found https://paxtier.substack.com/ , but it's a great source of news on algae + seaweed technology/science. https://thealgorithmicbridge.substack.com/ for AI https://www.parentdata.org/ for studies related to all things parenting https://blog.jatan.space/ for space (especially moon-related) stuff https://yourlocalepidemiologist.substack.com/ f…

    Comment linking /

    on “Ask HN: In depth sites for various industry's news?”
  8. Submitted Why I Look at Data Differently as a story · 1 points

    HN discussion
  9. See Emily Oster's thing, to begin with, but there's more after that: https://www.parentdata.org/p/gas-stoves-and-asthma Also this thread: https://twitter.com/GidMK/status/1613336168061632512?s=20&t=... If there's an effect, it doesn't seem to be a significant one. At any rate, my objection is to your use of the words "proven scientifically". No, and that's for the most part not how science works anyways.

    Comment linking /p/gas-stoves-and-asthma

    on “Gas stoves became part of America’s culture wars”
  10. Submitted Where Does Data Come From? as a story · 1 points

    HN discussion

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