As markets reel from the effects of newly announced U.S. tariffs, Fortune turned to top leadership experts for insight into how business leaders should respond. Among them was Adam Galinsky, Professor of Leadership and Ethics at Columbia Business School, who emphasized the importance of timely, transparent communication during times of volatility.
Galinsky advised CEOs to avoid waiting for complete information before speaking to investors or employees. “The single worst thing you can do is wait for complete information before you communicate,” he told Fortune, underscoring that people want to feel their leaders are present and proactive—especially in uncertain moments.
He also recommended that CEOs share contingency plans to demonstrate strategic foresight: “Investors need to know that leaders are thinking contingently and strategically,” he said.
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Mentioned Faculty

Adam Galinsky
- Paul Calello Professor of Leadership and Ethics
- Management Division
- Vice Dean for Diversity, Equity and Inclusion
- Dean's Office

Adam Galinsky
- Paul Calello Professor of Leadership and Ethics
- Management Division
- Vice Dean for Diversity, Equity and Inclusion
- Dean's Office
Adam Galinsky is the Vice Dean for Diversity, Equity and Inclusion and Paul Calello Professor of Leadership and Ethics at the Columbia Business School.
Professor Galinsky has published more than 300 scientific articles, chapters, and teaching cases in the fields of management and social psychology. His research and teaching focus on leadership, negotiations, diversity, decision-making, and ethics.