Water and sanitation programmes aim to improve people's health, mainly by reducing the rates of intestinal infections such as diarrhoea and worms. Long-term benefits will only come about, however, if people change some of their water-use and hygiene-related habits. In recent years, this realization has stimulated a resurgence of interest in the study of hygiene behaviour: what is emerging?
Telling mothers they are putting their children's lives at risk is insulting and likely to result in wholesale rejection. Is there a better way of getting adults to change their behaviour?