This guide is one in a series of Good Practice Guides produced by the International HIV/AIDS Alliance. It was developed for programme officers and other people who develop or deliver HIV programmes globally, and especially in the global South. It is intended as a reference guide to support your ongoing work. It provides practical information for programme level staff in organisations responding to HIV and helps define good practice for the meaningful involvement of people living with HIV. The guide is organised with these different needs in mind. It is intended as a reference that can be used in your ongoing work. It tries to answer these topics:- Why involve people living with HIV? - How to involve people living with HIV in your programmes? - How to involve people living with HIV in your organisation? - Strategies for building the capacity of people living with HIV.