Similarly, it could prove useful for state structures engaged in developing legislative or policy approaches on the subject of return. Finally, this publication aims to contribute to improving the protection of trafficked persons by expanding understanding of the issue and its attendant problems through fostering cross-sector dialogue on different country contexts and approaches.8 Acknowledgments ODIHR would like to express its deepest appreciation to all of the experts and organizations that participated in the consultation process and provided invaluable contributions to the draft of the Guiding Principles on Human Rights in the Return of Trafficked Person. ODIHR would like to thank the following international organizations: the Council of Europe Group of Experts on Action against Trafficking in Human Beings (GRETA); the European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union (FRONTEX); the International Centre for Migration Policy Development (ICMPD); the Regional Office for South-Eastern Europe, Eastern Europe and Central Asia of the International Organization for Migration (IOM); the United Nations Office of the High Commission for Human Rights (OHCHR); the United Nations Refugee Agency (UNHCR); the United Nations Children’s Fund (UNICEF); and the United Nations Office on Drugs and Crime (UNODC). In addition, ODIHR would like to thank the following non-governmental organizations: Anti-slavery International (United Kingdom); ASTRA (Serbia); the Human Resource Development Foundation (HRDF, Turkey); La Strada (Moldova); LEFÖ (Austria); as well as the following individual experts: Ekaterina Badikova, Rebecca O’Donnell and Valerie Quadri. In particular, special thanks and appreciation goes to Anne Gallagher for laying the groundwork for this publication. Finally, ODIHR would like to extend its thanks to colleagues in the OSCE Strategic Police Matters Unit of the Transnational Threats Department, as well as those in the OSCE Office of the Special Representative and Co-ordinator for Combating Trafficking in Human Beings. 8  Individual country analyses can be found in the country reports of, for example, the UN Special Rapporteur on Trafficking in Persons, the OSCE Special Representative and Co-ordinator for Combating Trafficking in Human Beings and the Council of Europe Group of Experts on Action against Trafficking in Human Beings. 16 Guiding Principles on Human Rights in the Return of Trafficked Persons