Kristoffer is a clinical psychologist at the Oxford Internet Institute and the Stockholm Centre for Psychiatry Research, Karolinska Institutet, Sweden. His work is mainly concerned with studying various aspects of gaming and gambling disorder.
At the Oxford Internet Institute, Kristoffer works with Andrew Przybylski on research which aims to generate robust, transparent, and policy-relevant evidence on the topic of behavioural addictions and mental health.
This project will collect and share detailed behavioural game data donated by players to help us understand how the quality and quantity of online play shapes human motivation and mental health.
30 April 2025
New Oxford study offers roadmap for understanding video games’ complex impact on wellbeing
12 March 2025
New analysis finds that the number of hours spent playing Nintendo games did not significantly affect adults’ mental well-being, life satisfaction, emotional state, or depressive symptoms.
25 September 2024
Playing video games can be good for your mood, according to a new international study from researchers at the Oxford Internet Institute, part of the University of Oxford.
27 July 2022
New Oxford study published in the journal Royal Society Open Science finds time spent playing video games is unlikely to impact well-being.
Times Radio, 27 July 2022
Associate Professor, Senior Research Fellow, Dr Andrew Przybylski, speaks to Times Radio Breakfast Show presenters Aasmah Mir and Stig Abell about his latest research into video games and wellbeing. (interview at interview at 01:46:21-01:51:23)
Euronews, 27 July 2022
Time spent playing video games is unlikely to have an impact on well-being, according to a new study from the University of Oxford.
The Evening Standard, 27 July 2022
A study of 39,000 gamers by the Oxford Internet Institute found that time spent gaming was unlikely to impact wellbeing.