This report presents the joint research findings and conclusions on child labour, forced labour and human trafficking linked to global supply chains from the ILO, the Organisation for Economic Co-operation and Development (OECD), the International Organization for Migration (IOM), and the United Nations Children’s Fund (UNICEF), under the aegis of Alliance 8.7. It is the first attempt by international organizations to measure child labour, forced labour and human trafficking in global supply chains.