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Estimating Grade Effect in PISA: Revisiting an Old Study
Years ago, when I was still an early-career researcher, my colleagues and I were working with PISA 2006 and 2009 data. As you know, the...
Yulia Kuzmina
Aug 44 min read


Hidden Diversity in the Balkans: Immigrant and Native Student Profiles in Comparative Perspective
Two weeks ago, I submitted a paper on the native–immigrant educational gap in the Balkans, prepared as part of a research grant supported...
Yulia Kuzmina
Jul 173 min read


When Research Ends Without a Paper: One Story
Today’s post belongs to the “unfinished article (or written-but-never-to-be-published)” category. I believe every researcher has a secret...
Yulia Kuzmina
Jul 44 min read


Tests and Experiments: A Century-Old Divide in Psychology
In contemporary psychology, it's almost a cliché to speak of two major research traditions: the experimental and the correlational . But...
Yulia Kuzmina
Jun 274 min read


Theatrical Troupes and Academic Nomads
Reflections after a performance in Belgrade Yesterday, I attended a touring theatre production of The Suitcase based on Dovlatov’s work,...
Yulia Kuzmina
Jun 183 min read


Immigrant Students in the Balkans: Paradox, Morbidity, or Something in Between?
As I mentioned earlier, I received a small research grant to investigate the achievement and well-being gap between native and immigrant...
Yulia Kuzmina
Jun 26 min read


Cognitive Psychometrics – A Book in Progress
From Course to Book When I lived in Russia and worked at the Institute of Education at the Higher School of Economics, I did a...
Yulia Kuzmina
May 235 min read


Superstars, Shadows, and Citations: The Unequal World of Psychology Research
Right now, I’m slowly (but steadily) reading Simonton’s 2002 book "Great Psychologists and Their Times: Scientific Insights into...
Yulia Kuzmina
May 144 min read


Smart but Stuck: The Paradox of High Literacy in Russia (based on PIAAC old data)
Recently, I listened to a lecture on human capital in Russia, and many of the points reminded me of a paper I co-authored with a...
Yulia Kuzmina
May 85 min read


Can We Identify Careless Responses in PISA Data?
Recently, I wrote a post for our Russian-language Telegram channel Cognitive Psychometrics , based on a paper about careless responses...
Yulia Kuzmina
Apr 85 min read


White Hat Bias
White Hat Bias (generated by AI) Recently, I came across a new term— White Hat Bias (WHB) . Although the article that introduced it was...
Yulia Kuzmina
Mar 284 min read


When Statistics Was 'Not Good Mathematics'
Today, I decided to translate one of my older posts from my Telegram channel ( Myths and Facts About Science and Scientists ) about John...
Yulia Kuzmina
Mar 253 min read


Pathways of Learning: Do Immigrant Students Choose Vocational Education?
I continue exploring PISA data for my research grant on immigrants in Balkan countries. Analyzing PISA 2018 and 2022 data, I noticed that...
Yulia Kuzmina
Mar 195 min read


Bullying in Schools: A Detailed Look at PISA 2022 Data
In my last post, I discussed the differences between migrants and native students in their level of experiencing bullying at school (PISA...
Yulia Kuzmina
Mar 34 min read


Do Immigrant Pupils in the Balkans Experience Disadvantages in Well-Being?
In previous posts, I explored the PISA performance of immigrant and native pupils across several European countries, including those in...
Yulia Kuzmina
Feb 134 min read


PISA’s Plausible Values and How to Work with Them
Today, I want to share some thoughts on the specifics of analyzing data from PISA and other large-scale educational studies like TIMSS...
Yulia Kuzmina
Feb 64 min read


Immigrants’ Socioeconomic Status in Balkan Countries (PISA 2022 data)
Today, I continue sharing insights about immigrants in the Balkans, comparing them to other European countries. In my previous post, I...
Yulia Kuzmina
Feb 34 min read


Exploratory vs. Confirmatory Research: Striking the Right Balance
This is a slightly revised and condensed version of a post that originally appeared on our channel, "Cognitive Psychometrics. " Today’s...
Yulia Kuzmina
Jan 275 min read


Exploring the Native-Immigrant Achievement Gap in the Balkans Using PISA Data
Last year, I received a small research grant to explore the native-immigrant achievement and motivation gap in the Balkans using PISA...
Yulia Kuzmina
Jan 175 min read


What This Blog is About
This blog is a space where I share thoughts on a variety of topics. I have several research interests and often find it difficult to...
Yulia Kuzmina
Dec 10, 20243 min read
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