Mary Johnstone-Louis

Senior Research Fellow and Programme Director

Saïd Business School
University of Oxford
Park End Street


Mary Johnstone-Louis is Senior Research Fellow at the University of Oxford’s Saïd Business School where she is Programme Director of The Ownership Project and Head Tutor for the Oxford Leading Sustainable Corporations programme.


In addition, she supervises MBAs from our global cohort at both Green Templeton College and St Benet’s Hall and develops research-based educational curriculum for family owners, Next Gens, and U/HNWIs on an ongoing basis. Dr Johnstone-Louis is a World Economic Forum Global Futures Council Fellow, a member of the Jury of the IMD-Pictet Sustainability in Family Business Award, and Chair of the Board of B Lab UK

Dr Johnstone-Louis’ research explores how business is affecting our world, and how leaders build strategy around the public good. Her work with The Ownership Project at Oxford Saïd focuses on how ownership influences corporate impact, with an emphasis on family enterprises with annual revenues above $1 billion or $1 billion AUM. With the Project team, she is conducting a series of interviews with owners (70+ across 20+ countries to date) of global, multi-generational businesses (average revenue $10+ billion) on how they put purpose 'into practice' across their operations and family office activities. She has a longstanding research interest in women in business

A regular speaker and panelist, Dr Johnstone-Louis has presented at leading academic venues including the Academy of Management and the European Group for Organisational Studies. Her written contributions have been featured in the Oxford Review of Economic Policy, Harvard Business Review, Entrepreneurship Theory and Practice, Business Ethics Quarterly, and in the United Nations Global Compact’s Principles for Responsible Management Education series as well as via Oxford Answers and the British Academy.

Dr Johnstone-Louis has held fellowships from Green Templeton College and the United Kingdom’s Economic and Social Research Council (ESRC), and has been awarded a competitive grant from the Skoll Centre for Social Entrepreneurship for her research. She holds an MPhil with distinction from St Antony's College (University of Oxford), a BA in International Relations from the University of Pennsylvania, and received her doctorate from Saïd Business School, University of Oxford. 



  • Journal article
  • Robert G Eccles,
  • Mary Johnstone-Louis,
  • Colin Mayer,
  • Judith C Stroehle

Business in times of crisis(opens in new window)

  • Journal article
  • Oxford Review of Economic Policy
  • Mary Johnstone-Louis,
  • Bridget Kustin,
  • Colin Mayer,
  • Judith Stroehle,
  • Boya Wang
  • M Johnstone-Louis

Re-siting corporate responsibility: The making of south africa's avon entrepreneurs

  • Chapter
  • The Anthropology of Corporate Social Responsibility
  • C Dolan,
  • M Johnstone-Louis
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