In our latest podcast, Harvard Business Review editor Adi Ignatius discusses Environmental, Social, and Governance criteria, a.k.a. ESG, the new wave in responsible investing. ESG criteria range from working conditions, to board member diversity, to carbon emissions. Yet it can be subjective and difficult to quantify. Could it be just another tool for greenwash? Episode summary: Host Jared Downing discusses with Harvard Business Review Editor Adi Ignatius says ESG is more comprehensive old corporate social responsibility standards, but still lacks transparency and is hard to quantify, and it might be…