`Amid ongoing, often bitter debate as to whether social or material factors have the greater impact on public health, this is the first book to look at the research on social capital from a mental health perspective.It's an impressive collection, with international studies from the US, Columbia, South Africa and Holland, as well as challenging reflections on theory by the editors and a welcome systematic review of methodolody by Mary de Silva…In refusing to gloss over some uncomfortable contradictions in the research on social capital, Mckenzie and Harpham provide a welcome reminder that inequalities are important, whether interpreting social or material determinants of mental health.'