Steve Lydenberg

Steve Lydenberg
The Investment Integration Project (TIIP)

Mr. Lydenberg is TIIP’s Founder and CEO. He also serves as Partner, Strategic Vision of Domini Impact Investments where he provides strategic vision and direction to guide the firm’s policies, procedures, and daily practices.

Mr. Lydenberg previously served as the firm’s Chief Investment Officer. He was a co-founder of KLD Research and Analytics and a developer of the Domini 400 Social Index, the first index to utilize social and environmental standards. In addition, Mr. Lydenberg is the Founding Director of the Initiative for Responsible Investment at the Kennedy School of Government at Harvard University, which was established to provide institutional support for catalytic activity for responsible investment, broadly construed, with a strong focus on creating a foundation of research activity around the field.

He has published widely on responsible investment and corporate social responsibility. Among his publications are the books Corporations and the Public Interest (Berrett-Koehler), The Social Investment Almanac (Henry Holt, with Amy Domini and Peter Kinder), and Dilemmas in Responsible Investment (Greenleaf Publishing, with Céline Louche). Among his articles is “Reason, Rationality and Fiduciary Duty” (Journal of Business Ethics). 

He holds a BA in English from Columbia University and a MFA in Theater Arts from Cornell University. He is a CFA charter holder. Contact him at

Articles by Steve Lydenberg