Sustainable ESG Investing: Turning Promises Into Performance July 6, 2020 | Steve Strongin, Deborah Mirabal Environmental, social and governance (“ESG”) investing is at a deep level all about sustainability, yet we rarely ask the question, “How sustainable is ESG investing itself?” Its goals seem ever variable. Its link to performance appears uncertain. Its actual impact on corporations hard to define and even harder to measure. It would seem to miss on many of its own metrics. Yet, ESG investing clearly meets a deeper need within the system. There is a clear and almost unquestioned assessment that something is missing within the regular investment process that represents a critical failure of modern finance and perhaps of capitalism itself.