Background: As the number of older adults increases worldwide, understanding their mental health is crucial, including the impact of traumatic experiences that can lead to posttraumatic stress disorder (PTSD). However, validated screening and diagnostic instruments for PTSD in older adults are limited. Objective: …

This thesis explores how food-related content on social media platforms like TikTok and Instagram influences the dietary behaviour of Dutch adolescents aged 15–18. Using both survey data and a focus group, the study reveals that emotionally engaging content, influencer promotions, and viral trends significantly …

Many students persistently misinterpret histograms. This calls for closer inspection of students’ strategies when interpreting histograms and case-value plots (which look similar but are diferent). Using students’ gaze data, we ask: How and how well do upper secondary pre-university school students estimate …

Poster presented at the 14th Congress of the European Society for Research in Mathematics Education, Free University of Bozen-Bolsano, Italy.

Citizens regularly search the Web to make informed decisions on daily life questions, like online purchases, but how they reason with the results is unknown. This reasoning involves engaging with data in ways that require statistical literacy, which is crucial for navigating contemporary data. However, …

This study explores how a pre-service mathematics teacher interprets eye-tracking data to diagnose students’ reasoning when working with histograms. Using a qualitative case study design, the participant engaged with an eye-tracking vignette, featuring a student’s gaze plot, answer, and cued recall explanation. …

Interpreting statistical graphs is a crucial component of the 21st-century skillset known as statistical literacy. Despite their importance for statistical literacy, research reports that systematic errors often occur in the interpretation. As no consolidated overview of these errors existed to date, …

Background Exercise-induced fatigue is a common consequence of physical activities. Particularly in older adults, it can affect gait performance. Due to a wide variety in fatiguing protocols and gait parameters used in experimental settings, pooled effects are not yet clear. Furthermore, specific elements …

Poster presented at the 14th Congress of the European Society for Research in Mathematics Education. Bolzan-Bolzano, Italy. https://hal.science/hal-05199921v1

This thesis explores how food-related content on social media platforms like TikTok and Instagram influences the dietary behaviour of Dutch adolescents aged 15–18. Using both survey data and a focus group, the study reveals that emotionally engaging content, influencer promotions, and viral trends significantly …