David Zweig

@davidzweig123k followers

Author of INVISIBLES and AN ABUNDANCE OF CAUTION. Order: Subscribe: Clips: NYT, Atlantic, NYmag, TFP, Wired.

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#	Date	Post	↓ Outlier	Views	Likes	Reposts	Bookmarks
1	Dec 26, '22	1. THREAD: THE TWITTER FILES: HOW TWITTER RIGGED THE COVID DEBATE – By censoring info that was true but inconvenient to U.S. govt. policy – By discrediting doctors and other expert	1830×	64.3M	140k	57k	11k
2	Nov 6, '24	This is fascinating. Any hot takes on why Gen X decided the election?	231×	8.1M	34k	4.1k	3.8k
3	Dec 26, '22	21. Internal emails show an “intent to action” by a moderator, saying Kulldorff’s tweet violated the company’s Covid-19 misinformation policy and claimed he shared “false informati	118×	4.1M	28k	5.8k	206
4	Dec 26, '22	12. Culbertson wrote that the Biden team was “very angry” that Twitter had not been more aggressive in deplatforming multiple accounts. They wanted Twitter to do more.	94.7×	3.3M	27k	5.3k	112
5	Dec 26, '22	4. The United States government pressured Twitter and other social media platforms to elevate certain content and suppress other content about Covid-19.	81.9×	2.9M	37k	7.5k	105
6	Dec 26, '22	2. So far the Twitter Files have focused on evidence of Twitter’s secret blacklists; how the company functioned as a kind of subsidiary of the FBI; and how execs rewrote the platfo	78.1×	2.7M	36k	5.6k	106
7	Dec 26, '22	5. Internal files at Twitter that I viewed while on assignment for @thefp showed that both the Trump and Biden administrations directly pressed Twitter executives to moderate the p	69.5×	2.4M	30k	5.2k	99
8	Dec 26, '22	39. What might this pandemic and its aftermath have looked like if there had been a more open debate on Twitter and other social media platforms—not to mention the mainstream press	68.5×	2.4M	22k	4.6k	92
9	Dec 26, '22	6. At the onset of the pandemic, according to meeting notes, the Trump admin was especially concerned about panic buying. They came looking for “help from the tech companies to com	64.1×	2.3M	26k	3.8k	91
10	Dec 26, '22	3. What we have yet to cover is Covid. This reporting, for The Free Press, @thefp, is one piece of that important story.	62.8×	2.2M	30k	3.9k	50
11	Jul 6, '23	This is an absolutely extraordinary passage in a NYT article from yesterday about the court ruling against the govt's right to suppress speech on social media It cites a correct st	61.3×	2.2M	5.8k	1.5k	290
12	Dec 26, '22	34. In a surreal exchange, Jim Baker, at the time Twitter’s Deputy General Counsel, asks why telling people to not be afraid wasn’t a violation of Twitter’s Covid-19 misinformation	57.6×	2M	18k	4.4k	166
13	Dec 26, '22	10. Berenson sued (and then settled with) Twitter. In the legal process Twitter was compelled to release certain internal communications, which showed direct White House pressure o	57.5×	2M	28k	5.3k	96
14	Dec 26, '22	8. When the Biden admin took over, one of their first meeting requests with Twitter executives was on Covid. The focus was on “anti-vaxxer accounts.” Especially Alex Berenson:	57.2×	2M	31k	6.5k	125
15	Dec 26, '22	28. Whether by humans or algorithms, content that was contrarian but true was still subject to getting flagged or suppressed This tweet was labeled “Misleading,” even though the ow	56.2×	2M	27k	5.9k	233
16	Dec 26, '22	23. After Twitter took action, Kulldorff’s tweet was slapped with a “Misleading” label and all replies and likes were shut off, throttling the tweet’s ability to be seen and shared	56.1×	2M	27k	5k	128
17	Dec 26, '22	7. It wasn’t just Twitter. The meetings with the Trump White House were also attended by Google, Facebook, Microsoft and others.	55.2×	1.9M	26k	4.3k	66
18	Dec 26, '22	14. But Twitter did suppress views—many from doctors and scientific experts—that conflicted with the official positions of the White House. As a result, legitimate findings and que	52.7×	1.9M	33k	7.4k	135
19	Nov 30, '23	This is almost unreal. The president of Brown University made these edits, in real time, while delivering her speech. She cut "Star of David" and "yarmulke" from her remarks. Inste	51×	1.8M	6.9k	1.7k	571
20	Oct 6, '23	“unless you hear it from us it is not the truth”	50.4×	1.8M	2.3k	462	246
21	Dec 26, '22	9. In the summer of 2021, president Biden said social media companies were “killing people” for allowing vaccine misinformation. Berenson was suspended hours after Biden’s comments	50.2×	1.8M	28k	5k	65
22	Dec 26, '22	16. Second, contractors, in places like the Philippines, also moderated content. They were given decision trees to aid in the process, but tasking non experts to adjudicate tweets	49.1×	1.7M	26k	4.5k	123
23	Dec 26, '22	20. Exhibit A: Dr. Martin Kulldorff, an epidemiologist at Harvard Medical School, tweeted views at odds with US public health authorities and the American left, the political affil	47.3×	1.7M	32k	6.7k	336
24	Dec 26, '22	37. Twitter made a decision, via the political leanings of senior staff, and govt pressure, that the public health authorities’ approach to the pandemic – prioritizing mitigation o	45×	1.6M	15k	3k	61
25	Dec 26, '22	25. A tweet by @KelleyKga, a self-proclaimed public health fact checker, with 18K followers, was flagged as “Misleading,” and replies and likes disabled, even though it displayed t	42×	1.5M	28k	5.7k	147
26	Dec 26, '22	22. But Kulldorff’s statement was an expert’s opinion—one which also happened to be in line with vaccine policies in numerous other countries. Yet it was deemed “false information”	40.7×	1.4M	32k	5.8k	119
27	Dec 26, '22	19. Inevitably, dissident yet legitimate content was labeled as misinformation, and the accounts of doctors and others were suspended both for tweeting opinions and demonstrably tr	40.4×	1.4M	29k	6.2k	107
28	Dec 26, '22	11. A December 2022 summary of meetings with the White House by Lauren Culbertson, Twitter’s Head of U.S. Public Policy, adds new evidence of the White House’s pressure campaign, a	40.4×	1.4M	24k	3.8k	38
29	Dec 26, '22	30. A review of Twitter log files revealed that an internal audit, conducted after Bostom’s attorney contacted Twitter, found that only 1 of Bostom’s 5 violations were valid.	39.9×	1.4M	20k	3k	49
30	Dec 26, '22	13. Twitter executives did not fully capitulate to the Biden team’s wishes. An extensive review of internal communications at the company revealed employees often debating moderati	39.4×	1.4M	24k	3.3k	53
31	Dec 26, '22	15. There were three serious problems with Twitter’s process: First, much of the content moderation was conducted by bots, trained on machine learning and AI – impressive in their	38.9×	1.4M	24k	3.7k	73
32	Dec 26, '22	27. Tellingly, the tweet by @KelleyKga that was labeled “Misleading” was a reply to a tweet that contained actual misinformation. Covid has never been the leading cause of death fr	35.9×	1.3M	28k	5.6k	190
33	Dec 26, '22	29. Andrew Bostom, a Rhode Island physician, was permanently suspended from Twitter after receiving multiple strikes for misinformation. One of his strikes was for a tweet referrin	35.4×	1.2M	27k	5.6k	186
34	Jan 16, '24	To be clear, they are chanting "shame" at a child in the window of a cancer center. The command: "Make sure they hear you, they're in the windows."	35.1×	1.2M	9.1k	1.9k	415
35	Dec 26, '22	17 Third, most importantly, the buck stopped with higher level employees at Twitter who chose the inputs for the bots and decision trees, and subjectively decided escalated cases a	34.7×	1.2M	24k	3.8k	46
36	Dec 26, '22	18. With Covid, this bias bent heavily toward establishment dogmas.	32.9×	1.2M	24k	3.7k	38
37	Dec 26, '22	24. In my review of internal files, I found countless instances of tweets labeled as “misleading” or taken down entirely, sometimes triggering account suspensions, simply because t	31.8×	1.1M	25k	4.3k	69
38	Dec 26, '22	26. Internal records showed that a bot had flagged the tweet, and that it received many “tattles” (what the system amusingly called reports from users). That triggered a manual rev	31.6×	1.1M	24k	3.7k	66
39	Dec 26, '22	31. The one Bostom tweet found to still be in violation cited data that was legitimate but inconvenient to the public health establishment’s narrative about the risks of flu versus	31.4×	1.1M	26k	5.1k	165
40	Dec 26, '22	35. Yoel Roth, Twitter’s former head of Trust & Safety, had to explain that optimism wasn’t misinformation.	30.6×	1.1M	15k	2.9k	80
41	Dec 26, '22	33. Another example of human bias run amok was the reaction to this tweet by Trump. Many Trump tweets led to extensive internal debates, and this one was no different.	28.6×	1M	15k	2.7k	71
42	Mar 8, '23	Former CDC Director Redfield: "Gain of function probably caused the greatest pandemic our world has seen" From the current hearing on the origin of SARS-CoV-2	27.9×	980k	3.1k	858	134
43	Dec 26, '22	38. Information that challenged that view, such as showing harms of vaccines, or that could be perceived as downplaying the risks of Covid, especially to children, was subject to m	21.4×	753k	15k	3.1k	54
44	Dec 26, '22	41. An expanded version of this thread is available now @thefp!	19.3×	679k	14k	4.2k	418
45	Oct 28, '23	Did the Entire Media Industry Misquote a Hamas Spokesperson? I asked a dozen reporters and news outlets for the source of a statement they attributed to Hamas. None of them answere	18.1×	637k	2.3k	748	265
46	Dec 30, '22	A hugely important story that should get more attention: Adults with exposure to kids and common colds had a lower incidence of severe Covid than other similar adults These findi	17.6×	619k	2.9k	863	170
47	Mar 17, '23	Denials by Fauci and Collins of Supporting Gain-of-Function Research, Called "Brazenly Untruthful" A 2014 public records request casts doubt on the honesty of health officials My l	17×	597k	2.3k	721	148
48	Oct 20, '25	As I detail in An Abundance of Caution, American pediatricians—the “experts”—recommended against early exposure to peanuts; many did so for nearly 20 years, which was the opposit	17×	597k	4.1k	611	974
49	Mar 24, '23	The Biden White House pressured Meta to moderate "vaccine-skeptical" content on WhatsApp This is fundamentally different from social media, since WhatsApp is used for private commu	16.9×	595k	2.6k	1.1k	157
50	Dec 26, '22	40. Thanks to @ShellenbergerMD, @lwoodhouse, @lhfang and the team @thefp for their help reporting this story.	14.6×	513k	16k	1.7k	40
51	Jan 3, '24	An alarming legal document, filed late last month, by the American Academy of Pediatrics and the American Medical Association advocates for silencing American citizens. My exposé o	14.2×	498k	2k	773	292
52	Mar 5, '23	Govt officials conducted a multi-faceted surveillance program–including stakeouts and tracking cellular mobility data–to spy on churchgoers who broke Covid rules An extraordinary s	13.8×	486k	1.7k	690	158
53	Dec 26, '22	36. Remember @KelleyKga with the CDC data tweet? Twitter’s response to her is clarifying: “we will prioritize review and labeling of content that could lead to increased exposure o	13.8×	483k	12k	1.8k	34
54	Dec 26, '22	32. That this tweet was not only flagged by a bot, but its violation manually affirmed by a staff member is telling of both the algorithmic and human bias at play. Bostom’s account	11.3×	395k	14k	2.1k	33
55	Feb 22, '23	The remarkable thing here is that the only way the most prestigious data review on community masks - which found no clear evidence of benefit - made it into the paper of record was	11×	386k	1.7k	400	83
56	Dec 21, '23	It is fascinating how much press Thomas has received for his gifts and reimbursements, yet Sotomayor, whose investments and reimbursements blow Thomas’s away, has gotten close to n	10.5×	370k	3.9k	1.2k	217
57	May 20, '23	This perfectly captures the callousness and cluelessness of some progressives toward fellow citizens with different needs and desires I'm not religious, but I recognize the importa	9.3×	328k	1.8k	215	32
58	Aug 7, '23	In my latest investigation, I lay out the facts regarding Anthony Fauci and his evasions and deceptions about his support of high-risk virology research and its connection to the p	8.7×	307k	2.2k	620	177
59	Sep 13, '21	STUDY suggests that almost half of Covid hospitalizations are for mild, asymptomatic, or incidental cases My latest (and it's a scoop), for @TheAtlantic	6.7×	0	7.3k	2.9k	862
60	Jul 20, '22	This is a massive story that weirdly has not gotten more attention. NY state awarded a $637M no bid contract to a single company for Covid tests. The family that owns the company h	6.6×	0	7.6k	3.7k	176
61	Dec 16, '21	EXPERTS: the CDC study on masks was “so unreliable that it probably should not have been entered into the public discourse” A multi-month investigation into a flawed study, and a p	6.4×	0	6.9k	2.9k	836
62	Jan 31, '23	The results from a long-awaited randomized trial on masks from Guinea-Bissau are out now My article goes over the findings of the study, and why they show that mask mandates will a	5.5×	193k	1.8k	502	201
63	Oct 6, '23	Bad news for free speech advocates: Harvard pandemic preparedness conf will feature keynote by New Zealand's Jacinda Ardern, who said her govt will "be your single source of truth,	5.5×	193k	1.7k	378	65
64	Jul 11, '22	Study in NEJM: Prior Covid infection conferred better protection against symptomatic Omicron more than a year after infection than 3 doses of vaccine >1 month after the third	5.3×	0	5.6k	2.4k	905
65	Aug 20, '21	A 3,000 word deep dive into the evidence behind student mask mandates Many countries around the world - with vax rates, case rates, and mortality above and below the US - do not re	4.9×	0	5.2k	2.2k	743
66	Jan 17, '24	This email is pretty close to a smoking gun that CDC knew of a safety signal and chose not to go public with it until much later.	4.6×	160k	1.7k	580	169
67	Jun 15, '22	Ok, so, this is not true	4.3×	0	7.1k	825	135
68	Aug 10, '21	THREAD I corresponded with the authors of the Duke study behind this opinion piece weeks ago...	3.5×	0	3.5k	1.3k	753
69	Sep 23, '24	NYT at it again. This has been debunked repeatedly, for years. Either they are doing it on purpose, or they are incompetent. Is there a third possibility I’m missing? Trump says pl	3.2×	112k	2k	388	81
70	Jun 8, '22	Sobering data from FDA's June 7 meeting. The rate of myo/peri for all young males is elevated, but especially for 12-17 year olds. The question is will politicians and institutions	3.0×	0	3.3k	1.6k	227
71	Sep 7, '24	Mark, huge fan of many of your films. Hersh is dead because terrorists kidnapped and then murdered him.	2.9×	100k	2.3k	180	20
72	Dec 11, '21	Psaki: to "keep kids safe" they need to eat silently/outdoors/distanced because 5-11 vax only recently approved This is misinformation. Unvaccinated kids are at lower risk than v	2.5×	0	3.5k	952	78
73	Dec 27, '22	@NateSilver538 @bariweiss Hi Nate. My reporting centered on views of credentialed scientists and published data that were suppressed. I included Berenson bc he was mentioned by nam	2.4×	83k	2.1k	100	8
74	Jun 26, '22	It's hard to overstate the statistical anomaly required for this claim to be true	2.1×	0	3.8k	493	110
75	Oct 8, '21	Presidents of the Professional Association of Paediatricians and the German Medical Association want masks off kids It's astonishing that American public health experts continue to	2.1×	0	2.8k	1k	140
76	Oct 20, '22	Anthony Fauci’s official calendar Nov 2019-March 2020. NIH tried repeatedly to block its release, ignored FOIA. Now available after federal lawsuit Includes calls, meetings related	2.1×	0	2.4k	1.1k	214
77	Jan 7, '21	NEW STUDY from Sweden in NEJM: 1) Out of 1,951,905 children age 1-16, March 1–June 30: 15 ICU visits, 0 deaths fr Covid 2) Teachers had NO higher ICU visit than other professions D	2.0×	0	2k	1k	209
78	Nov 2, '22	New preprint: Booster correlated with increased reinfection vs 2 doses Suggests "immune response against the primary omicron infection was compromised by differential immune impr	1.8×	0	2k	741	349
79	Aug 31, '21	If you are a vaccinated adult and living a relatively normal life, but find waiting for a pediatric vax "intolerable," please understand that your unvaccinated child is at a signif	1.8×	0	2.4k	707	231
80	Oct 13, '25	Few people are more insufferable than a smug, woke, ignorant tv “comedian.” The irritation isn’t so much that he is obviously wrong about this and so many other things. It’s that h	1.7×	60k	2k	119	29
81	Sep 25, '22	If a nuclear bomb explodes in your vicinity, please remain 6 feet apart and wear a mask while cowering in a basement with others	1.6×	0	2.5k	473	60
82	Jul 27, '21	I spoke with the hospital Correction: -most of the Covid patients were not healthy people in their 20s and 30s	1.6×	0	2.5k	567	54
83	Sep 29, '22	Lancet preprint: Cohorting and distancing had no significant association with SARS-CoV-2 incidence in schools Reduced ventilation also did not produce a consistent effect /1	1.5×	0	1.9k	676	196
84	Jan 27, '22	Top vaccine experts, former FDA officials, and data from Pfizer itself, seriously call into question the wisdom of boosting all young people My latest––a 3500 word dive into US ped	1.4×	0	1.9k	554	215
85	Feb 1, '22	Genuine question: How can a mask mandate be credited for the current decline in cases when it was in effect before and during the preceding rise in cases?	1.4×	0	2.2k	455	58
86	Nov 29, '22	THREAD UK Report on masks in schools 75% of teachers said masks made communicating harder for special needs kids Teachers said masks made teaching languages harder *Masks muffled	1.4×	0	1.9k	532	134
87	Jun 22, '22	This video is incredible. It shows Biden pulling his mask down to talk. And he says, candidly, that Ashish Jha, the White House's advisor, is "basically" running the CDC	1.3×	0	1.9k	556	96
88	Sep 30, '21	I testified before Congress yesterday about schools and Covid. Main takeaway: there is a unique American solipsism at play when a public health expert says there's a "consensus" on	1.3×	0	2.3k	428	48
89	May 20, '22	Why would CDC say 5-11s "should" get a booster when there are no data on a booster's prevention of severe disease in this age group? My 3300 word investigation into the 12-17 boost	1.3×	0	1.8k	504	104
90	Feb 2, '22	Many clinicians and scientists have told me this privately, but @KrugAlli and @VPrasadMDMPH say it out loud: "kids need to return to normal [and] normality means a world where they	1.3×	0	2k	445	58
91	Aug 18, '22	"Deplatforming speakers, refusing to hear views that differ from one’s own, and hyperbolic rhetoric intended to demonize those with whom one disagrees, is an intellectually bankrup	1.3×	0	1.8k	445	71
92	Sep 3, '21	UK vaccine advisory committee rules against vaccinating 12-15 year olds "margin of benefit is too small to support universal vaccination of healthy 12- to 15-year-olds at this time	1.3×	0	1.7k	546	97
93	Feb 18, '21	💥🔥🧨 I am beyond excited to announce that I will be writing AN ABUNDANCE OF CAUTION, a book for @mitpress, about the schools debacle in America during the pandemic. The book, in	1.3×	0	1.9k	322	140
94	Jul 28, '22	A study in media framing As of July 20, 2.8% of kids <5 had received at least one dose of the Covid vaccine	1.1×	0	1.7k	367	122
95	May 8, '21	If Fauci or CDC said: "Even if you've been vaccinated, to lower your risk, start each day by standing on one foot for 30 seconds, then spin three times before facing west and bowin	1.0×	0	1.7k	233	14
96	Aug 10, '21	When I raised the points about the Israeli study the authors stopped responding to me END	1.0×	0	2k	144	20
97	Aug 10, '21	A topline finding of the Duke/ABC Science Collaborative report, and what they claim here, is that masks in schools help lower transmission. Except all their schools were under a ma	0.9×	0	1.6k	227	29
98	Jul 5, '22	It wasn't due to the "pandemic." It was due to school closures (and hybrid schedules)	0.8×	0	1.7k	171	6
99	Aug 10, '21	1)You cannot use another study as evidence for a claimed finding in your study 2)The Israel study was of grades 7-12; windows were closed; and all schools were exempt from masks. I	0.8×	0	1.7k	141	15
100	Nov 10, '22	@elonmusk Can the interface be fixed so when someone inserts an image in a tweet, such as a screenshot, it's not automatically cropped and unable to be visible in its entirety with	0.7×	0	1.6k	48	13

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