Prof. Dr. Annemiek Harder is a special professor holding the Horizon Chair for Scientifically Based Youth Care and Education within the Youth and Family team at the Erasmus School of Social and Behavioural Sciences. Her mission is to enhance the quality and effectiveness of support for young people with severe behavioral and parenting challenges. Through her research, she seeks to answer the question: What works, for whom, when, and why? Within the IST project, she is involved as a supervisor in Ayala de Groot’s research on developing and evaluating an intervention to strengthen trust between young people and the police.