In 1997, International Rivers Network followed the money for China's Three Gorges Dam all the way to an issue of bonds underwritten by several global investment banks. This discovery sparked a five year campaign - still ongoing - to press Wall Street firms to incorporate environmental and social criteria into their core businesses of lending and underwriting. Focusing on Citigroup, the presentation will outline the history and results of the campaign and what it means for the future of holding private capital accountable.