Gunnar Trumbull
Phillip Caldwell Professor of Business Administration, Harvard Business School
Administrative & Regulatory Law Entrepreneurship Finance & Investment Political Economy
Outside professional activities


Gunnar Trumbull is the Phillip Caldwell Professor of Business Administration at Harvard Business School. Professor Trumbull’s primary area of expertise in political economy, with a focus on consumer and regulatory politics. His book Strength in Numbers explores how even weak groups in society are able to gain economic and political influence. Trumbull has also written books on French innovation policy (Silicon and the State), consumer credit markets (Consumer Lending), and European consumer politics (Consumer Capitalism). His current research and teaching focuses on climate change. He has a book forthcoming at Harvard Business School Press entitled A Concise Business Guide to Climate Change. He has written a range of cases focused on climate entrepreneurs and the regulatory environment in which they operate. In 2022, he launched a new course in the MBA secund year curriculum entitled Global Climate Change. Professor Trumbull earned his AB in History and Literature at Harvard College. After college, he helped to found the NGO Geohazards International. He earned his PhD in Political Science at MIT, and joined HBS in 2001 as a member of the Business, Government and the International Economy unit. Recent honors include the Williams Award for excellence in teaching and the Student Association’s Faculty Award for outstanding teaching.
Political Economy

Outside professional activities

Outside Professional Activities

In the spirit of transparency and integrity, Salata Institute Faculty Associates disclose publicly their key professional activities outside of Harvard University. The activities disclosed below are for the most recent reporting period, as defined by University policy. Some of the activities may be paid, some may be unpaid, and others may be in exchange for expense reimbursement only.

Outside Professional Activities For Gunnar Trumbull
Outside Activities Information Pending

The Salata institute

The Salata Institute supports interdisciplinary research that leads to real-world action, including high-risk/high-reward projects by researchers already working in the climate area and new endeavors that make it easier for Harvard scholars, who have not worked on climate problems, to do so.