Most visible at the international level is the better coordinated work within the United Nations system — particularly among the Special Adviser on GenderIssues, the Department of Economic and Social Affairs, the Department of Peacekeeping Operations, the United Nations Population Fund, the United Nations Development Fund for Women (UNIFEM), the United Nations Development Programme and the Office for the Coordination of Humanitarian Affairs — in mainstreaming gender in peace and security, and in addressing issues that may impact women's participation in peace processes, including humanitarian and socio-economic issues.