Peer educators are vital for changing attitudes among injecting drug users. But the work can be difficult, dangerous and demanding.
Althea provides counseling for sex workers, and provides them with condoms and advice about HIV. She makes a difference to their lives.
Rani, an ex-drug user, learned she was living with HIV in 2002. She got support at a local rehab centre, and put her life back together.
Anthony volunteers for Ishtar, a support group for men who have sex with men. He understands how valuable groups like this can be.
Women who inject drugs often face a harsh life of sex work on the streets. A centre provides a place to rest and share problems with peers.
Men who have sex with men face discrimination and criminalisation in Kenya. Condoms, education and raising awareness of HIV are vital.
Niko fights a daily battle with heroin, but does not share needles and is not HIV positive. He had a test done with a community project.
In Kenya, TB is the biggest killer of people living with HIV. Raising awareness and integrating TB and HIV services are vital.
Shaleen became HIV positive through her husband who used drugs. Now she works at a local drop-in centre, supporting other people with HIV.
A community organisation is working with HIV positive inmates, and provides much needed support to people using a methadone clinic.
Korsang is the first NGO to do harm reduction work in Cambodia. It opened a 24-hour drop-in centre, for injecting drug users.
Following the humanitarian disaster, reconstruction efforts need to take lesbian, gay, bisexual and transgender people into account.