In a world being reshaped by AI, CEOs and top leaders matter more than ever — their impact magnified by the environment they create for everyone around them.
Professor of Strategic Leadership & Governance at IMD, Lausanne. I study and teach CEO succession, executive impact, and how leaders shape the conditions others decide in.
Research
Work on CEO succession, boards, executive impact, and more.
Reflections & Second Thoughts
Reconsidering what we think we know about leaders, evidence, and the moment we’re in.
Data & Code
Some of the data and code behind my work.
Recent work
How do investors really react to the appointment of Black CEOs?
Strategic Management Journal
A database of CEO turnover and dismissal in S&P 1500 firms
Strategic Management Journal
Tim Quigley 
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