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Research projects

PETSS - Preschool TwinS in Sweden

About this project

Project information

Project status

In progress



Research subject

PETSS - Preschool TwinS in Sweden - A prospective longitudinal twin study led by researchers at Karolinska Institute. We are formal collaborators in form of co-applicants of the grant. Main focus is on understanding why and how norm breaking criminal behavior partly is genetically underpinned. A study of more than 1.000 mono- and di-zygotic twins.

Project leader: Docent Henrik Larsson, Karolinska institutet.

Research funding bodies

  • Swedish Research Council