(a) Strengthening relevant governmental structures for children, including, where appropriate, ministers in charge of child issues and independent commissioners for the rights of the child; (b) Ensuring adequate and systematic training in the rights of the child for professional groups working with and for children, including specialized judges, law enforcement officials, lawyers, social and community workers, medical doctors, health professionals and teachers, and coordination among various government bodies involved in children’s rights, and encourages States and relevant bodies and organizations of the United Nations system to continue to promote education and training in this regard; 6. Calls upon all States to end impunity for perpetrators of crimes committed against children, recognizing in this regard the contribution of the establishment of the International Criminal Court as a way to prevent violations of human rights and international humanitarian law, in particular when children are victims of serious crimes, including the crime of genocide, crimes against humanity and war crimes, and to bring perpetrators of such crimes to justice, and not to grant amnesties for these crimes; 7. Encourages all States to strengthen their national statistical capacities and to use statistics disaggregated, inter alia, by age, gender and other relevant factors that may lead to disparities, and other statistical indicators at the national, subregional, regional and international levels to develop and assess social policies and programmes so that economic and social resources are used efficiently and effectively for the full realization of the rights of the child; 8. Calls upon States parties: (a) To ensure that the members of the Committee on the Rights of the Child are of high moral standing and recognized competence in the field covered by the Convention, serving in their personal capacity, consideration being given to equitable geographical distribution, as well as to the principal legal systems; (b) To strengthen their cooperation with the Committee and to comply in a timely manner with their reporting obligations under the Convention and the Optional Protocols thereto, in accordance with the guidelines elaborated by the Committee, as well as to take into account the recommendations made by the Committee in the implementation of the provisions of the Convention; 9. Decides to request the Secretary-General: (a) To ensure the provision of appropriate staff and facilities from the United Nations regular budget for the effective and expeditious performance of the functions of the Committee, and invites the Committee to continue to enhance its constructive dialogue with the States parties and its transparent and effective functioning; (b) To take note of the Committee’s ongoing efforts to reform its working methods and to give further consideration to the proposals made thus far, inter alia, the possibility of working in two parallel chambers; 10. Requests the Office of the United Nations High Commissioner for Human Rights, United Nations mechanisms, all relevant organs of the United Nations system, in particular special representatives, special rapporteurs and working groups, regularly and page 4