Jeffrey Sonnenfeld

Jeffrey Sonnenfeld is the Lester Crown Professor in Management Practice and Senior Associate Dean at Yale School of Management.

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U.S. President Donald Trump and his Russian counterpart Vladimir Putin at the G20 summit in Osaka in 2019.

Why 1,000 global companies left Russia and won’t return—no matter what Trump and Putin say

By Jeffrey Sonnenfeld and Steven Tian

WASHINGTON, DC – JANUARY 31: U.S. President Donald Trump talks to reporters after signing an executive order, “Unleashing prosperity through deregulation,” in the Oval Office on January 31, 2025 in Washington, DC. Trump spoke to reporters about tariffs against China, Canada and Mexico and how the newly confirmed Interior Secretary Doug Burghum will coordinate with the Energy Department and the Environmental Protection Agency. (Photo by Chip Somodevilla/Getty Images)

Are Trump’s trade and tariffs tantrums repairing market failures or eroding global trust?

By Jeffrey Sonnenfeld, Stephen Henriques, and others

Albert Bourla, chief executive officer of Pfizer Inc., during a panel session at the World Economic Forum (WEF) in Davos, Switzerland, on Thursday, Jan. 23, 2025. The annual Davos gathering of political leaders, top executives and celebrities runs from January 20 to 24. Photographer: Stefan Wermuth/Bloomberg via Getty Images

The faulty forecasts of pharma firm investors: Misguided cynics miss the promising prognosis for drugmakers Pfizer and Merck

By Jeffrey Sonnenfeld and Steven Tian

Brian-Niccol-Starbucks

4 iconic U.S. companies are in stormy waters—2 CEOs are possibly lost at sea, while 2 may be piloting safely to shore

By Jeffrey Sonnenfeld and Stephen Henriques

Citigroup CEO Jane Fraser testifies during a Wall Street oversight hearing by the Senate Banking, Housing, and Urban Affairs committee on Capitol Hill in Washington, DC, December 6, 2023. Large US banks railed against new proposed capital requirements at a congressional hearing on Wednesday, joining Senate Republicans in casting the measures as crimping loans to everyday Americans. (Photo by SAUL LOEB / AFP) (Photo by SAUL LOEB/AFP via Getty Images)

Five underrecognized, standout CEOs of the year

By Jeffrey Sonnenfeld and Steven Tian

An image of US President-elect Donald Trump is displayed as traders and financial professionals work on the floor of the New York Stock Exchange (NYSE) at the opening bell on November 26, 2024, in New York City. (Photo by TIMOTHY A. CLARY / AFP) (Photo by TIMOTHY A. CLARY/AFP via Getty Images)

The ‘Trump bump’ has survived tariff announcements—but will it survive the good, the bad, and the unknown in his cabinet?

By Jeffrey Sonnenfeld and Stephen Henriques

CHICAGO, ILLINOIS – AUGUST 22: U.S. Sen. Elizabeth Warren (D-MA) speaks on stage during the final day of the Democratic National Convention at the United Center on August 22, 2024 in Chicago, Illinois. Delegates, politicians, and Democratic Party supporters are gathering in Chicago, as current Vice President Kamala Harris is named her party’s presidential nominee. The DNC takes place from August 19-22. (Photo by Chip Somodevilla/Getty Images)

Democrats should have celebrated America’s stunning economic success–but they were intimidated by progressives

By Jeffrey Sonnenfeld

HOUSTON, TEXAS – OCTOBER 25: Democratic presidential nominee, U.S. Vice President Kamala Harris, speaks during a campaign rally at Shell Energy Stadium on October 25, 2024 in Houston, Texas. Vice President Kamala Harris is campaigning in Texas holding a rally supporting reproductive rights with recording artists Beyonce and Willie Nelson. (Photo by Justin Sullivan/Getty Images)

We led some of America’s largest companies. Here’s why we are voting for Harris, not Trump

By Doug Parker, Reid Hoffman, and others

NEW YORK, NEW YORK – MAY 22: Dr. Albert Bourla, Chairman and CEO, Pfizer speaks onstage during The Wall Street Journal’s 2024 The Future Of Everything Festival at Spring Studios on May 22, 2024 in New York City. (Photo by Dia Dipasupil/Getty Images)

As activist Starboard engages constructively, here’s a potent prescription for Pfizer’s future success under Dr. Bourla’s watch

By Jeffrey Sonnenfeld and Steven Tian

Former US President and Republican presidential candidate Donald Trump dances as he concludes his remarks during a campaign event at Dane Manufacturing in Waunakee, Wisconsin, October 1, 2024. (Photo by KAMIL KRZACZYNSKI / AFP) (Photo by KAMIL KRZACZYNSKI/AFP via Getty Images)

Biden-Harris have a track record of real success in bringing manufacturing back to America. Trump’s all-sticks-no-carrots approach already failed

By Jeffrey Sonnenfeld, Laura Tyson, and others

NEW YORK, NEW YORK – SEPTEMBER 25: Albert Bourla, chairman and CEO Pfizer Inc, attends 2024 Concordia Annual Summit at Sheraton New York Times Square on September 25, 2024 in New York City. (Photo by Leigh Vogel/Getty Images for Concordia Summit)

Here are the facts that activist critics of Pfizer CEO Albert Bourla are missing, according to a Yale analysis

By Jeffrey Sonnenfeld and Steven Tian

PITTSBURGH, PENNSYLVANIA – SEPTEMBER 25: US Vice President and Democratic nominee for President Kamala Harris speaks at an event hosted by The Economic Club of Pittsburgh at Carnegie Mellon University on September 25, 2024 in Pittsburgh, Pennsylvania. During the speech, Harris gave details about her economic platform, including ways to support small businesses and making home ownership more attainable, among other policy proposals. (Photo by Jeff Swensen/Getty Images)

Kamala Harris is closing in on the perfect economic message—but the left’s price-gouging exaggerations could undermine it

By Jeffrey Sonnenfeld, Laura Tyson, and others

WASHINGTON, DC – APRIL 18: International Monetary Fund (IMF) Managing Director Kristalina Georgieva speaks during a press briefing on “Global Policy Agenda” at the IMF headquarters on April 18, 2024 in Washington, DC. The World Bank and IMF annual Spring Meetings are held from April 15 – 20, 2024 in Washington. (Photo by Alex Wong/Getty Images)

After 2 years of peddling Putin’s propaganda, the IMF is returning to Russia in open defiance of the West

By Jeffrey Sonnenfeld, Tymofiy Mylovanov, and others

KALAMAZOO, MICHIGAN – JULY 17: US Vice President Kamala Harris attends a moderated conversation with former Trump administration national security official Olivia Troye and former Republican voter Amanda Stratton on July 17, 2024 in Kalamazoo, Michigan. Harris’ visit, following the attempted assassination of former President Trump, makes this her fourth trip to Michigan this year and seventh visit since taking office. (Photo by Chris duMond/Getty Images)

Harris must awaken the nation from the ‘sleeper effect’ at the debate with Trump—and dispel the oft-repeated falsehood that the booming U.S. economy isn’t doing so well

By Jeffrey Sonnenfeld and Stephen Henriques

CHICAGO, ILLINOIS, UNITED STATES – AUGUST 22: US Vice President Kamala Harris speaks during the Democratic National Convention (DNC) at the United Center in Chicago, Illinois, United States on August 22, 2024. The DNC marks the ceremonial crowning of US Vice President Kamala Harris and Minnesota Governor Tim Walz as the party’s presidential nominees. (Photo by Jacek Boczarski/Anadolu via Getty Images)

Inflation, housing, immigration, taxes: The Harris-Walz economic policy scorecard

By Jeffrey Sonnenfeld and Stephen Henriques