The first rule of appealing editors’ publication decisions: nobody talks...
To round off an eventful week at The 100% CI — after a series of posts on a Red-Team Challenge featuring our own Ruben (Part I, Part II, Part III) — we are pleased to present yet another guest blog:...
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On the origin of psychological research practices, with special regard to...
The longer I have been in psychological research, the more I wonder about why we do things the way we do. Why do we sometimes get all fancy about some aspects of statistical modeling (e.g., imputation...
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Mülltiverse Analysis
Psychologists like their analyses like I like my coffee: robusta. Results shouldn’t change too much, no matter which exclusion criteria are applied, which covariates are included, which...
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Against public engagement
Estimated reading time: 8-10 minutes To get the boring stuff out of the way: Of course I’m not against scientists engaging with the public. Academic research is a common good — it exists to serve...
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Who would win, 100 duck-sized strategic ambiguities vs. 1 horse-sized...
It is the curse of transparency that the more you disclose about your research process, the more there is to criticize. If you write a preregistration, every minor change of protocol can be uncovered...
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The Credibility Crisis Iceberg Explained | How Deep Does It Go?
After a decade of “replication crisis”, “reproducibility”, and “open science”, it’s time for a deep dive into the rabbit hole. We left no stone unturned and ended up with a big story that became...
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✨ Unleash your inner stats sparkle ✨ with this very non-technical...
Let’s admit right away that “marginal effects” doesn’t sound like the most sexy topic. I’m not saying that to further marginalize these poor effects. It’s just that statistics, in and of itself,...
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Causal Inference | Hypothesis Testing | All at Once
Content warning: half-assed philosophy of science Part I: Causal Inference I am not very keen to join the stats wars, but if I had to join, I would rally under the banner of House Cause. That is the...
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Non-representative samples! What could possibly go wrong?
Earlier this year I saw that a study was making the rounds on Twitter under the catchphrase “Representative samples may be overrated.” Claims like this tend to spread like wildfire in certain parts of...
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Disentangling the Dark and Bright Side of Constructs with a Bright and Dark Side
This blog post resulted from a draft that was supposed to become a proper article at some point. Michael Dufner and Tailcalled both worked on the draft and contributed important ideas. But, as so...
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A casual but causal take on measurement invariance
Testing for measurement invariance is one of those things where researchers roughly fall into two categories. Either they consider it an incomprehensible and arcane practice that only nerds could ever...
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Oooh baby, rescue me from the jingle jangle jungle
Recently, Malte, Taym, Ian and I wrote a short commentary paper on the toothbrush problem for measures in psychology: Everybody has one, and no one likes using anyone else’s. In this paper, we...
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Is [insert statistical approach] good or bad? Let’s settle the debate, once...
I don’t like getting into fights and sometimes I am concerned this keeps me from becoming a proper methods/stats person. Getting into fights about one or multiple (or all) of the following just seems...
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