top of page
All Posts


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 25, 20253 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 19, 20255 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 3, 20254 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 13, 20254 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 6, 20254 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 3, 20254 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 27, 20255 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 17, 20255 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


What does it mean to be independent researcher?
The first post is about independent research and researcher. Now, after leaving Russia I’m an independent researcher. In simple terms,...
Yulia Kuzmina
Dec 10, 20242 min read


Funding problem 100 years ago
Surprisingly, with all the scientific progress, little has changed in the world of science, in terms of the interaction of "pure" science...
Yulia Kuzmina
Dec 10, 20241 min read
bottom of page