Chapter 4, by Sarah Hean and colleagues, highlights theudimportance of theory development in making the conceptuduseful to the practice of public health. The authors presentudan innovative way of thinking about the different facetsudof social capital, describe the development of a surveyudinstrument that attempts to make explicit the inputs andudoutputs of social capital and describe how these can beudoperationalised in a practice setting. The survey tool takesudaccount of the dynamic nature of social capital and offersuda useful way of evaluating community projects.
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