Aagje Ieven is Secretary General of Missing Children Europe, the European Federation for Missing and Sexually Exploited children. She is a European policy expert specialising in children’s rights and the protection of vulnerable families, including with regard to online safety. At Missing Children Europe, she oversees the organisation’s strategic development and operational network of 116000 hotlines and NGOs and focuses on evidence-based advocacy for better policies preventing children from going missing or experiencing abuse. As part of this mission she established programmes on better data on missing children and running away, and developed the CESAGRAM and Combat Online Grooming projects on the link between technology‑facilitated grooming and children going missing. Aagje has a background in health and political philosophy and nearly twenty years of experience in research and policy analysis on human rights in Europe. She has worked for several EU‑level civil‑society organisations advocating for the rights and wellbeing of children and their families, and for child protection in digital environments.