Abstract Reactivity is usually seen as a problem in the human sciences. In this paper I argue that emancipatory activist research, reactivity can be an important tool. discuss one example: aim of mental decolonisation indigenous research. understood act replacing harmful looping effects with new, ones.

Ross Graham (RG): What attracted you to public health? Trevor Hancock (TH): After four years of family practice, I was tired of patching people up and sending them back into the war. I wanted to go upstream. This interest was also triggered by my involvement in ecological politics and my work at a health centre in Etobicoke where the majority of patients were on some form of social support. The...