This document describes what staff of the United Nations should know about HIV and AIDS, in order to protect themselves, be comfortable working with people living with HIV, and to seek testing, care and treatment. It builds awareness and understanding of the UN's policies regarding eliminating stigma and discrimination against those infected and affected by HIV and AIDS, and develops staff competence so taht they are able to support national responses to HIV and AIDS. It recommends a mix of approaches, with related minimum standards to monitor implementation