On 10 December , she participated at the opening of the Children Online Global Summit to tackle online child sexual exploitation organized in London by the Home Office of the United Kingdom of Great Britain and Northern Ireland . Since her appointment , the Special Rapporteur has conducted four working visits to Geneva and two working visits to New York , where she held initial consultations with many stakeholders relevant to her mandate , including the Special Representative of the Secretary-General for Violence against Children , the Special Representative of the Secretary-General for Children and Armed Conflict , the Special Representative of the Secretary-General on Sexual Violence in Conflict , the United Nations Children 's Fund ( UNICEF ) , the United Nations High Commissioner for Refugees , the United Nations Population Fund , the United Nations Entity for Gender Equality and the Empowerment of Women ( UN-Women ) , the International Telecommunication Union , the Committee on the Rights of the Child , the Special Rapporteur on contemporary forms of slavery , including its causes and consequences , the Special Rapporteur on trafficking in persons , especially women and children , the Trustee of the United Nations Voluntary Trust Fund on Contemporary Forms of Slavery and various non-governmental organizations .