Dr. Helen Vossen is Associate Professor at the Department of Clinical Child and Family Studies at Utrecht University, the Netherlands. She has been researching the influence of digital media on the development of youth for more than 16 years. Her research focusses on the impact of social media use on mental wellbeing and visa versa. In addition, she investigates what parents can do to prevent problematic social media use an how they can stimulate healthy screen use. In 2025 she co-authored the Guideline for Healthy Screen use, commissioned by the ministry of Health (https://gezondschermgebruik.nl/en).