Research Group

Marjorita Sormunen

Professor, PhD
University of Eastern Finland, Faculty of Health Sciences

University of Turku

marjorita.sormunen@uef.fi

+358 503870843 

Expertise: children and adolescents, health learning and the development of health literacy, health collaboration between home and school, health promotion across the whole school community, health pedagogy

ORCID: https://orcid.org/0000-0001-6330-5176

Henri Lahti

University teacher, PhD

University of Jyväskylä, Faculty of Sport and Health Sciences

 
henri.o.lahti@jyu.fi 

+358 504669505 

Expertise: children's and adolescents' social media use, problematic usage patterns, and potential risks associated with social media environments

ORCID: https://orcid.org/0000-0002-1877-4712 

Jorma Tynjälä

University lecturer emeritus, PhD

University of Jyväskylä, Faculty of Sport and Health Sciences

jorma.a.tynjala@jyu.fi 

Expertise: children’s and adolescents’ health behaviours, with a focus on sleep patterns and sleep-related difficulties  

ORCID: https://orcid.org/0000-0002-5908-6051 

Jari Villberg

Project Researcher, MSc

University of Jyväskylä, Faculty of Sport and Health Sciences

jari.j.villberg@jyu.fi 

+358 408053604
 

Expertise: statistics

ORCID: https://orcid.org/0000-0002-3152-7281 

Maija Puupponen

University teacher, PhD

University of Jyväskylä, Faculty of Sport and Health Sciences

maija.puupponen@jyu.fi 

+358 505964956 

Expertise: children and adolescents, health promotion, health behaviours, consumption of energy drinks, substance use

ORCID: https://orcid.org/0000-0001-6138-3605 

Kwok Ng

University researcher, docent 
University of Turku, visiting researcher at the University of Jyväskylä and the University of Eastern Finland

kwok.ng@hbsc.org 

Expertise: Children’s and adolescents’ physical activity and disabilities

ORCID: https://orcid.org/0000-0002-5461-7706 

Sami Kokko

Professor, PhD

University of Jyväskylä, Faculty of Sport and Health Sciences

sami.p.kokko@jyu.fi 

+358 408053561 

Expertise: children, young people, promotion of physical activity and health, environment-based health promotion

ORCID: https://orcid.org/0000-0001-9436-5681

Ilona Markkanen 

Postdoctoral researcher, PhD

University of Jyväskylä, Finnish Institute for Educational Research
 

ilona.markkanen@jyu.fi 

+358 400614873 

Expertise: children’s and adolescents’ educational experiences and school-related well-being

ORCID: https://orcid.org/0000-0003-4685-8371 

Tiina Laatikainen

Professor, MD, PhD

University of Eastern Finland, Institute of Public Health and Clinical Nutrition 

tiina.laatikainen@uef.fi 

+358 503078604 

Expertise: health promotion, public health, non-communicable diseases and their risk factors, lifestyle interventions, quality of care, health monitoring, registry-based studies

ORCID: https://orcid.org/0000-0002-6614-4782