The team

Research Group on Adolescent Health (GRSA)

The Research Group on Adolescent Health (GRSA) is part of the Center for Primary Care and Public Health (Unisanté) and Lausanne University (UNIL). It produces quantitative, qualitative and clinical studies focused on adolescents, young adults and their entourage.

Research Head
Professor Joan-Carles Suris

Professor Joan-Carles Suris’s studies concentrate on 4 axes. First, adolescents and young adults with chronic illness. For this theme, his research focuses both on risk behaviors and on transition from pediatric to adult care. He is also interested in substance misuse (e.g. tobacco and cannabis) including use of young athletes. Sexual behaviors are also part of his work (e.g. unwanted sexual experiences and sexual dysfunctions). Finally, new addictions such as gambling and problematic Internet use are current study subjects. 

Senior Research Manager
Dr Yara Barrense-Dias

Yara Barrense-Dias holds a PhD in Life Sciences and a Master’s degree of Law in Criminal Justice, subject area Criminology and Security from the University of Lausanne. Her studies in the GRSA focus on the following fields: Internet use, substance use, violence, gambling and sexual behaviors among adolescents and young adults. She is particularly interested in a new phenomenon: the sexting and its possible link with bullying. 

Research Manager
Sophie Stadelmann

Sophie Stadelmann holds a Master’s degree in Medical Biology from the University of Lausanne. She is currently completing her training in public health at the London School of Hygiene and Tropical Medicine by distance learning. She is affiliated to another sector (CEESAN) but has a project in common with the GRSA concerning the epidemiological monitoring of termination of pregnancies.

Statistician
Professor André Berchtold

André Berchtold is an associate statistician Professor in the Faculty of Social and Political Sciences in the University of Lausanne. He is also member of  the National Centre of Competence in Research (NCCR)-LIVES and collaborates with the GRSA for a long time. Its expertise field covers longitudinal analyses, surveys and statistics associated to health.

Research Collaborator
Lorraine Chok

Lorraine Chok holds a Master’s degree in Philosophy and in Global Health from the University of Geneva. Her areas of interests focus on the fields of sexual health of adolescents and young adults, sexual behaviors, violence and gender inequalities. After a 6-months internship, she integrated the GRSA as a Research Collaborator.

Research Manager
Tanguy Corre

Tanguy Corre holds a PhD in Human Genetics from The Open University. He switched gears to join the GRSA and his current project concentrates on studying the adolescents abstaining from drinking alcohol.   

 

 

Research Collaborator
Agnieszka Siwiak

Agnieszka holds a MA in European Business issued by the University of Fribourg (2017), and MSc in Health Sciences with major in Health Research Services issued by the University of Lucerne (2021). In her master’s degree, Agnieszka studied human functioning sciences, health systems and services, research design, qualitative and quantitative methods, statistics and epidemiology. During her studies in Lucerne, Agnieszka worked as a research assistant in the Health and Social Behavior Team with the focus on pediatric oncology. She joined the GRSA team recently as a Research Collaborator and works on the project that focuses on the Internet and Smartphone use among adolescents.