Jeffrey A. Sonnenfeld

Jeffrey Sonnenfeld and coauthors write that Ukrainian President Volodymyr Zelenksy’s recent moves against political rivals are self-defeating and dangerous missteps. They argue that he needs to show the courage to acknowledge mistakes and restore trust.‌

Yale SOM’s Jeffrey Sonnenfeld and author Joanne Lipman write that popular chatbots have proven susceptible to manipulation, groupthink, and hallucination.

Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Steven Tian argue that Cook’s unmatched track record makes him uniquely positioned to steer the company into its next phase of innovation and growth.

Meta has lured a string of top researchers from rivals with nine-figure pay packages in an effort to close the gap with AI leaders like OpenAI, Anthropic, and Google. But splashy hires rarely end up rescuing flailing enterprises, write Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Steven Tian.

President Donald Trump is an AI booster, write Yale SOM’s Jeffrey Sonnenfeld and co-authors Stephen Henriques and Steven Tian. So they thought it was fair to ask the leading chatbots to evaluate some of Trump’s frequently repeated claims.

Yale’s Jeffrey Sonnenfeld and co-authors suggest that some of New York City mayoral candidate Zohram Mamdani’s socialism-inspired proposals, such as city-owned grocery stores, are likely to run into inefficiencies and unanticipated downsides. They write that capitalism can be a better engine of progress.

Elon Musk has less leverage in his battle with Donald Trump than he thinks, Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Steven Tian write. But neither of the former allies can come away from this feud with a win.

Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Stephen Henriques write that the CEO’s two decades as a pragmatic, stabilizing force make him an attractive alternative.

Yale SOM leadership expert Jeffrey Sonnenfeld reflects on what the next generation of leaders can learn from the late pope. ‌

Objections from business leaders played a key role in pushing the Trump Administration to reverse course on recently announced “reciprocal” tariffs, according to Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Stephen Henriques. It’s a win for business, they write, but the business community remains concerned about uncertainty around economic policy.