Nikolai Olavi Czajkowski

Feature-specific environmental contributions to human cortical architecture revealed by twin brainprints

This study identifies how different environmental factors affect cortical architecture in twins, showing persistent early life effects and training-induced changes in adulthood.

Genetic and Epigenetic Foundations of Childhood Internalizing and Externalizing Problems and their Co-occurrence

The paper investigates the genetic and epigenetic factors underlying childhood internalizing and externalizing problems and their co-occurrence using GWAS, PGS, and EWAS in a large cohort.

Disentangling principled and opportunistic motives for reacting to injustice: A genetically-informed exploration of justice sensitivity

The paper investigates genetic influences on principled and opportunistic justice sensitivity using twin data, identifying two heritable traits linked to different moral motivations.