This reader deals with the experiences and lessons learnt in empowerment and self-organisation of drug users. The text is divided into six sections. The first gives an overview of drug user self-organisation; the second part provides some models of good practice of empowerment in the area of IDU; the third section summarises the main steps in the history of the drug user movement; the fourth pays attention to the method of focus groups and its potential in the area of empowerment; the fifth part describes research projects of drug user; and finally, the sixth section summarises the results of online research about drug user activism.