Jeffrey Sonnenfeld

Jeffrey Sonnenfeld
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Jeffrey Sonnenfeld is senior associate dean, leadership studies, Lester Crown professor of leadership practice, Yale School of Management, as well as president of the Yale Chief Executive Leadership Institute and author of The Hero’s Farewell and Firing Back.

Musk, Trump & Twitter: You Are What You Tweet

In an era where more and more leaders are, ironically, less and less likely to offer unfiltered remarks, what leaders say on Twitter is one of the most revealing public displays of their true character. Just take a look at Elon Musk and Donald Trump.

Sonnenfeld: PepsiCo’s Indra Nooyi Did It Her Way

PepsiCo CEO Indra Nooyi plans to step aside in October, leaving an impressive legacy at the beverage giant—not only in terms of performance, but in terms of corporate culture.

Sonnenfeld: The Real Problem for Mark Zuckerberg Is Mark Zuckerberg

What happened to Facebook's stock? Jeffrey Sonnenfeld says that a bet on Facebook has always been a bet on CEO Mark Zuckerberg—a great bet, until it wasn’t.

Five Lessons From A Rash Of Untimely CEO Departures

A rash of unplanned transitions offer lessons to sitting CEOs at a time of waning tenures. Here are five takeaways for CEOs on when you have to exit the job unexpectedly.

Sonnenfeld: Female CEOs Taking Control Of A Male-Dominated Industry

Kathy Warden’s ascension to CEO of Northrup Grumman means three of the top five aerospace and defense contractor companies are now run by women.

Trump in Europe: Unplugged and Underserved

Every leader needs a team that knows how to play to the bosses’ strength and not just salute. The President does not have that team, and it shows.

Sonnenfeld: From CEO to President? Howard Schultz Checks The Boxes

Donald Trump borrowed the core iconography of mythic American business figures needed to run for President, whereas outgoing Starbucks Chairman Howard Schultz actually models these five qualities.

Disney CEO Bob Iger Again Shows Moral Leadership With Roseanne Fiasco

Disney CEO Bob Iger didn’t hesitate a moment in showing moral leadership this week by cancelling “Roseanne.”

Marvin Ellison: From Frying Pan To Fire—When To Make A Move...

The surprise news of Marvin Ellison moving from the helm of troubled mass merchant JC Penney to the nation’s number two home improvement retailer Lowe’s is a move which is more common than many may think.

Sonnenfeld: AT&T, Novartis CEOs Wise To Take Responsibility

AT&T and Novartis CEOs quickly apologized for working with President Trump’s business associate Michael Cohen. This was a wise move.
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CEO Confidence Remains Stable in September

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