Jeffrey Sonnenfeld Profile Banner
Jeffrey Sonnenfeld Profile
Jeffrey Sonnenfeld

@JeffSonnenfeld

13,715
Followers
1,154
Following
42
Media
8,045
Statuses

@YaleSOM Lester Crown Professor in Practice of Management, Founder of Yale Chief Executive Leadership Institute (CELI) jeffrey.sonnenfeld.celi @yale .edu

Don't wanna be here? Send us removal request.
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
We are continuing to update our list of almost 300 companies that have retreated from Russia - but 40 companies (and maybe more) have not. YOUR voice has made a difference - get in touch if you have a tip for us to look into! @YaleSOM
Tweet media one
162
675
1K
@JeffSonnenfeld
Jeffrey Sonnenfeld
10 months
Don't be fooled by Prigozhin-Putin "deal" - this is the start of Putin's final downfall and the emperor is now naked. My latest in @ForeignPolicy - with @Billbrowder and @JonHuntsman
47
328
1K
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
"Some Western businesses refuse to quit a country whose soldiers are apparently executing Ukrainian civilians. If the companies won’t boycott Russia, boycott the companies." - with Steven Tian in today's @nytopinion @YaleSOM @nytimes
58
267
629
@JeffSonnenfeld
Jeffrey Sonnenfeld
4 months
Just out in @FortuneMagazine debunking misleading @nytimes report that businesses exiting Russia helps Putin. The business retreat is crippling Putin, period. With my heroic friends from @SelfSanctions
19
201
529
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
This is horrific. Putin has abducted and arrested WSJ journalist Evan Gershkovich for merely telling the truth about how Russia's economy is imploding - as my team has been tracking for months now. He must be freed immediately.
@nytimes
The New York Times
1 year
Breaking News: The Russian authorities said they had detained Evan Gershkovich, an American reporter for The Wall Street Journal, accusing him of espionage.
263
799
1K
25
166
449
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Just out today in @TIME -- $787.5 million Fox-Dominion settlement just the beginning of Fox and Rupert Murdoch's long nightmare - we are just getting started
32
131
388
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
The world economy no longer needs Russia. Russia is now economically irrelevant, global companies have moved on, and supply chains have pivoted away and replaced Russian commodities. All thanks to Putin.
17
88
302
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Our @YaleSOM experts, researchers, and students work around the clock to keep our list of companies leaving/staying in Russia current and accurate. If you know of a company still doing business-as-usual in Russia - we want to hear from YOU. Email or @
71
141
275
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
We've refined our list of companies leaving/remaining in Russia to distinguish between genuine principled stands vs. pretenders who continue to do business in Russia - in @FortuneMagazine with Steven Tian @YaleSOM
57
142
190
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
With @AshaRangappa_ and Steven Tian in @TIME - three leaks (Teixeira, Edward Snowden, Chelsea Manning) in a decade is three times too many --- if this is military intelligence, what is military stupidity?
12
38
163
@JeffSonnenfeld
Jeffrey Sonnenfeld
7 months
My thoughts on how Congress dropping support for Ukraine from the spending bill is a win for Putin in @TIME
8
52
137
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Since Putin's invasion of Ukraine, 200+ companies have announced they are withdrawing from Russia in protest. Nevertheless, some companies have continued to operate in Russia undeterred; we identified 30 w/ significant exposure to Russian markets.
Tweet media one
13
61
90
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Bullies thrive when they see weakness. Bob Iger’s predecessor Bob Chapek unwittingly provided that opportunity and DeSantis pounced. But Iger is showing how you fight fire with fire. My latest on @TIME on how @RobertIger is humiliating @RonDeSantisFL
6
27
85
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
"In Trump’s behavior, there appears an extension of his lifelong worship of Norman Vincent Peale’s theology of success through denial of failures." Secluded and deluded: Trump’s post-election actions show a mad-monarch mindset
24
11
80
@JeffSonnenfeld
Jeffrey Sonnenfeld
7 months
Will be on @CNN with @Acosta at 8:25 ET tonight to discuss how Congress dropping support for Ukraine from the spending bill is a win for Putin. @YaleSOM
9
25
79
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
@Billbrowder Thanks for your priceless endorsement Bill. The free world is in awe of your own prescience and courage on Russian tyranny!
1
7
76
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
David - what a terrific segment and it was an honor to be on with you. You were magnificently insightful and I could not agree more - Deripaska would not have been so forthright if there was not a gathering storm of Putin resistance. You are changing the narrative. Jeff
@djrothkopf
David Rothkopf
1 year
@TheLastWord @Lawrence I'm grateful to have had the chance to join @Lawrence on @TheLastWord just now...and especially pleased to be able to do so with @JeffSonnenfeld who, as he so often does, made brilliant and incisive points about the faltering Russian economy.
7
17
60
1
18
72
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
"[He's] watched this split grow in recent years, and has heard it from CEOs he knows and works with. What the GOP cares about and what major businesses care about are increasingly incompatible." The GOP-Big Business Divorce Goes Deeper Than You Think
6
23
67
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
@DavidJRichardss @AlexandraChalup @SergiyKyslytsya It is a matter of fact that the letter of intention of Yeltsin dated 24 December 1991 has never been even discussed in the UN. This fact is reflected by the UNSC itself in its report to UNGA and other research -
6
10
65
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
"Everyone in the business community is horrified." Donald Trump should be removed from office to preserve democracy, business leaders say
17
12
54
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
On Nov. 6, more than two dozen CEOs of major U.S. corporations took part in a video conference to discuss what to do if Trump refuses to leave office. Top CEOs met to plan response to Trump’s election denial
5
18
54
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Honored to partner with my courageous friend @SergiyKyslytsya to call attention to an under-appreciated challenge - Russia and Putin are scheduled to become the UN Security Council President next month.
2
19
50
@JeffSonnenfeld
Jeffrey Sonnenfeld
9 years
I'm a big believer in second chances but Fiorina has not yet learned from her setbacks @SquawkCNBC @RitikaTShah http://t.co/WxEHXfmeEC
17
37
36
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Just out in TIME with Senator Richard Blumenthal and Ambassador Jon Huntsman -- Just say NO and Veto Putin From Taking Over U.N. Security Council in four days - with bipartisan support @YaleSOM
2
18
44
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Thanks @carlquintanilla - we are continuing to update the list every hour at @YaleSOM as more companies do the right thing.
@carlquintanilla
Carl Quintanilla
2 years
(FT) - EY has axed its 4,700-person business in Russia, becoming the third of the Big Four accounting firms to announce a divorce from its operations in the country since the invasion of Ukraine. (cc: @JeffSonnenfeld )
7
31
85
12
16
44
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
I was honored to help co-host a special town hall on Ukraine on the one-year anniversary of Putin's tragic invasion with @SenBlumenthal @usov_ua @olenalennon and Alex Kuzma last night at @YaleSOM . An inspiring, candid, moving discussion.
Tweet media one
Tweet media two
4
3
40
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Every hour, we are continuing to update our authoritative list of the 220+ major companies that have curtailed their Russian operations (and the 35 that remain). The link below automatically refreshes with the most recent version. @YaleSOM
12
22
36
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Honored to host President @ZelenskyyUa for Q&A with 150 top CEOs at the @YaleSOM CEO Summit...today at 9 AM EST to be live-streamed on @CNBC and on-site coverage by @SaraEisen
5
11
38
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
If you are around New Haven, CT, you are invited to join me, @SenBlumenthal and others for an interactive town hall at @YaleSOM to discuss the one-year anniversary of Putin's invasion and the path ahead 2/23 night at 6:30 PM. All are welcome!
Tweet media one
5
10
35
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
"...Executives who stayed silent on voting rights had been 'seriously misadvised by cautious legal and public relations advisers'." US companies heed plea to join voting rights battle
48
15
34
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
@Kasparov63 Thanks Garry. There is not only nobody smarter than you on Putin and nobody who understands Putin’s bad hand at the chess board better than you, but also nobody who speaks with your moral clarity.
2
2
36
@JeffSonnenfeld
Jeffrey Sonnenfeld
9 years
Carly Fiorina as a boss: The disappointing truth via @FortuneMagazine http://t.co/vjQkWFPHP6
5
46
31
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
"Corporate America had been supportive of Biden in the run-up to the election. A survey of CEOs conducted by the Yale School of Management in late September found that 77% of participants would vote for Biden. More than 60% predicted he would win."
1
15
30
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Glad to see @IMFNews @KGeorgieva changing their tune on Russian economy - will they withdraw their unreasonable POSITIVE GDP GROWTH forecast now? Everyone else - World Bank, OECD, Goldman Sachs, Morgan Stanley + even the Bank of Russia, has negative Russia GDP contraction this yr
@CNN
CNN
1 year
IMF managing director Kristalina Georgieva told CNN that Russia’s economy would suffer over time as workers emigrated and access to technology was cut off, and as sanctions on its vast energy industry took a toll
59
28
96
5
7
30
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Corporate donations to Ted Cruz, Josh Hawley, and other Jan. 6 election objectors have plummeted, and individual donors are Congress’s biggest fundraising force
3
7
30
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Murdoch's "Foxenstein Monster" Beyond Board Control - Dangerous Oversight Failure - from last night on @andersoncooper @CNN
Tweet media one
2
10
30
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
I was delighted to join @AC360 tonight with @andersoncooper to talk about how the Murdoch board lost control of the Fox-enstein monster.
5
8
29
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Super productive discussion with the brilliant team led by @Mylovanov @Nataliia_Shapo . We are grateful for close partnership between our teams @Yale and @kse_ua moving fwd to continue the crucial impact of our lists of companies doing business in Russia!
0
7
26
@JeffSonnenfeld
Jeffrey Sonnenfeld
7 months
With McCarthy removed, the House should pass bipartisan Ukraine funding immediately. With no permanent Speaker, no leader’s job is at risk and no reason to fear far right agitators. Interim Speaker @PatrickMcHenry has enough D + R votes to fund Ukraine.
1
6
27
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
G7 oil price caps on Russian oil could not be working better thanks to leadership of @SecYellen @AsstSecEcon and @USTreasury colleagues. Dramatically reducing Putin’s profits on oil sales without driving oil prices up for US consumers.
@AsstSecEcon
Eric Van Nostrand
1 year
Assessing the two goals of the price cap policy two months since implementation: ✅ Russian oil revenues plummeting ✅ Global energy markets remain well-supplied
Tweet media one
3
28
98
0
11
26
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Congratulations again @SullyCNBC Max and the whole team on your successful launch of @LastCallCNBC . Here is my segment tonight discussing Putin's unacceptable detention of Evan Gershkovich
4
6
26
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Link to my @CNN hit tonight on the fallout from Dominion's lawsuit against Fox
Tweet media one
4
4
23
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
We are honored the heroic Lech Walesa is joining us tonight at our Yale CEO Summit! @YaleSOM
Tweet media one
Tweet media two
Tweet media three
2
3
25
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
The KSE-Yale partnership thrives with scholarly collaboration and genuine personal friendship. It was great of @Mylovanov + @Nataliia_Shapo to join faculty, staff, and students, including Ukrainian students at Yale, to discuss your heroic work building @kse_ua and @SelfSanctions
Tweet media one
Tweet media two
Tweet media three
4
5
25
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
@AVindman @SenBlumenthal @JonHuntsman @UN Col. Vindman - you continually show your brilliance, valor and patriotism in and out of uniform. You are a genuine national hero and we see honored by your endorsements.
2
3
25
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
On @AC360 @CNN tonight -- The Dominion settlement is just the beginning of Fox and Rupert Murdoch's nightmare
Tweet media one
3
6
24
@JeffSonnenfeld
Jeffrey Sonnenfeld
8 months
Thanks so much Professor Tribe. You are the ultimate Constitutional law scholar with unsurpassed erudition and eloquence. Your invocation of John Marshall's defense of non-lawyers addressing Constitutional governance with your endorsement gives this piece a hope of authority .
@tribelaw
Laurence Tribe 🇺🇦 ⚖️
8 months
I agree with @judgeluttig that this is a very valuable explanation by @JeffSonnenfeld in @just_security , @rgoodlaw , @bridgewriter for the non-lawyer public and for media covering the Fourteenth Amendment disqualification issue.
136
664
2K
1
6
24
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
President Zelensky's Q&A session with 150 top CEOs at the Yale CEO Summit this week can be viewed here: We were honored that President Zelensky took over an hour to hold one of his first interactive Q&A sessions since the start of the Russian invasion.
Tweet media one
Tweet media two
Tweet media three
0
8
23
@JeffSonnenfeld
Jeffrey Sonnenfeld
4 months
No, Putin is Not One Of This Year's 'Winners'. The recent surge in news and opinion stories about how Putin is 'winning' is simply not supported by any facts. Out today in @ForeignPolicy
4
11
24
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Out today in @TIME -- our age of cynicism and false cynicism over age are the only things detracting from President Biden's historic triumphs and accomplishments.
2
8
24
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
1,000+ global companies have pulled out of Russia - leaving Russia an isolated economic afterthought. The companies that remain should leave immediately.
6
12
23
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Yale Chief Executive Leadership Institute Honors Nobel Peace Prize Laureate President Lech Wałęsa with Lifetime of Leadership Award @YaleSOM
1
6
22
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Just published in @TIME - How Big Business Fell Out Love with the GOP - with @Mark_Penn
Tweet media one
6
3
20
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
@CGasparino Charlie you are a great, hardworking, honorable journalist, fair if VERY hard - but always fun – and sometimes I agree! @CGasparino
18
1
20
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Plus, those later aggressor nations were NOT invaders at time of their Sec Council rotation, but they were at least legitimate ratified UN members, unlike the interloper nation Russia.
@SergiyKyslytsya
Sergiy Kyslytsya 🇺🇦
1 year
Let me refresh Monsieur Araud & everyone’s memory, Iraq wasn’t a Security Council member neither when it invaded Kuwait nor when Saddam Hussein was Iraq’s president. Last time Iraq was on the Council’s in 1974-75. Twitting off the top of one’s head can be treacherous. No offense!
Tweet media one
13
188
1K
1
4
19
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
"It would be a gross violation of Tesla’s code of business ethics if Elon Musk's affair with a subordinate began while they were at Tesla together, says Jeffrey Sonnenfeld, who added the affair represents “poor judgment in management conduct.”
4
10
21
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
On @CNN -- I join @ErinBurnett to discuss what Fox-heads will roll next after Tucker Carlson's unceremonial exit this week and in the aftermath of Fox's record $787.5 million settlement
Tweet media one
7
7
20
@JeffSonnenfeld
Jeffrey Sonnenfeld
8 months
I want to thank Judge Michael Luttig, Harvard's Professor Laurence Tribe, Professor Anjani Jain, and Just Security editor Ryan Goodman for their insight and encouragement! Jeff
@just_security
Just Security
8 months
New and special essay by @JeffSonnenfeld "The Republican Party and its most active voters may nominate a candidate who is – as a matter of law – simply ineligible to become president."
71
533
1K
0
6
18
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Congratulations Chris K. and @michaelgonda on getting to the right place. @McDonaldsCorp has always been an icon of principled American business - and it's great to see that fortified during these tragic times.
@McDonaldsCorp
McDonald's Corporation
2 years
In a message shared to employees and franchisees, CEO Chris Kempczinski shared that McDonald's will temporarily close all restaurants and pause all operations in Russia. Click to read the message in its entirety.
Tweet media one
568
889
3K
3
2
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
9 years
Fiorina rammed Compaq deal thru despite intense analyst/employee/shareholder opposition,using hardball tactics that'd make DonaldTrump wince
3
21
12
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
Yale Chief Executive Leadership Institute Presents Dr. Anthony Fauci with the Legend in Leadership Award
7
4
19
@JeffSonnenfeld
Jeffrey Sonnenfeld
7 years
#KenFrazier : the strongest man in world crises are tests of character; $MRK CEO passed heroically #leadershipmatters
1
11
16
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
@Logitech @YaleSOM Congratulations on this difficult but wise move. Our list has been updated to reflect this announcement by @Logitech .
0
2
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
8 months
Judge - You are a national treasure! Your wisdom, eloquence, and courage are priceless. Thanks for your guidance of a non-lawyer through these waters and for your generous endorsement! Jeff
@judgeluttig
@judgeluttig
8 months
This is a very important article by @JeffSonnenfeld in @just_security , @rgoodlaw , @bridgewriter for the non-lawyer public and for media covering the Fourteenth Amendment disqualification issue.
139
1K
3K
2
1
18
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
@GeneralPutnam2 No. There is more confidential context but his very last article was how Russia's economy is starting to come undone.
2
10
18
@JeffSonnenfeld
Jeffrey Sonnenfeld
6 months
Colleges should hold students accountable for their antisemitic words and deeds. CEOs are standing strong with Israel but universities are dropping the ball. My take on @MSNBC @11thHour
3
1
15
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
David - your global governance insight, integrity and boldness are in rarified air. I am honored by your eloquent showcasing. Thanks for having me @deepstateradio for an insightful discussion today with @djrothkopf , @brooks_rosa and @EdwardGLuce
@djrothkopf
David Rothkopf
1 year
A prevailing myth is that Biden Admin and western sanctions against Russia are not working. It's another Putin lie. They are biting hard, Russia is struggling and @JeffSonnenfeld has the receipts to prove it. Eye-opening, important discussion. Don't miss it.
6
79
220
2
3
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
The Yale Chief Executive Leadership Institute Presents Andrew Hamilton of New York University with the Legend in Leadership Award at our Higher Education Leadership Summit this morning:
Tweet media one
0
3
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
On emergency call Friday morning, 30 Fortune 100 leaders discussed what role they might play in encouraging a peaceful transfer of power. CEOs Voice Concerns In Election Aftermath
6
16
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
WSJ -- "More than 1,000 multinational companies have left or substantially curtailed operations in Russia, according to the Yale Chief Executive Leadership Institute, which has compiled a database of the corporate exodus since the beginning of the war"
1
7
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
3 years
A comparison of FL and CT governors in their contrasting approach to the resurgence of the coronavirus reveals the consequential potential of individual leaders. A tale of two governors: COVID outcomes in FL and CT show that leadership matters
16
6
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Today’s OPEC cut is being overhyped by doomsday energy analysts - who have been consistently very wrong over the last year as energy prices are plummeting. Here’a why energy industry “experts” are so often wrong —
2
7
17
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
I see I've just been sanctioned by Russia alongside @FLOTUS @LeaderMcConnell @SenGillibrand and others. Bring it on, @mfa_russia . Our work at @YaleSOM continues - even without a nice Siberian vacation (at least any voluntary Siberian vacation...)
Tweet media one
0
3
16
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
Looking forward to coming on @11thHour with @SRuhle on @MSNBC tonight to discuss this and much more. See our updated list of companies that remain in Russia, as well as the 300 that have pulled out:
@SRuhle
Stephanie Ruhle
2 years
With all the big companies pulling out of Russia, After talking to @JeffSonnenfeld - I'm shocked to hear about so many that are staying put. #followthemoney
49
80
357
7
7
16
@JeffSonnenfeld
Jeffrey Sonnenfeld
1 year
Out today in @TIME -- Tucker Carlson Is Only One Part of Putin's Disinformation War in the Western Media
Tweet media one
1
8
16
@JeffSonnenfeld
Jeffrey Sonnenfeld
2 years
78 CEOS are sticking with their pledge to withhold campaign contributions to the 147 GOP lawmakers who refused to certify the election results. But that's only a small fraction of their funds. Why hasn't any other sector followed suit?
2
5
14
@JeffSonnenfeld
Jeffrey Sonnenfeld
8 months
Today on @CNN with @Acosta - I discuss @VivekGRamaswamy and his smoke & mirror, pump & dump antics in both business and politics
Tweet media one
1
1
16
@JeffSonnenfeld
Jeffrey Sonnenfeld
5 years
"Sonnenfeld... [has] joined the board of the CERC, a nonprofit corporation that has teamed up with the state’s Department of Economic and Community Development to improve the state’s business climate." Lamont adds to corporate influence with heavy hitters.
1
0
15