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Covid-19 Data Science
Finding the signal in the noise of Covid-19
Reporting and balanced evaluation of research results, data sets, applications and models, and commentaries related to Covid-19 and its underlying virus, SARS-Cov-2

NEJM paper demonstrates mRNA vaccines do NOT increase miscarriage rate.
There are numerous claims circulating on social media suggesting that the mRNA vaccines are dangerous to reproductive health and...

What do the UK data tell us about the Delta variant? Are the vaccines working?
Summary points: The Delta variant has taken over the UK The cases are predominantly young people, especially unvaccinated ones. Nearly...

Are the mRNA vaccines really safe? Evaluating claims by Steven Kirsch on danger of spike proteins
There are a number of individuals on social media confidently claiming the mRNA vaccines are dangerous and killing people, and implying...

Increasing calls from scientific community for transparent investigation of SARS-CoV-2 origins
An open letter was published this past week in the leading scientific journal Science by a leading group of scientists urging for a...

AIDS and COVID: A tale of two pandemics and the role of statisticians
Statistics in Medicine just published an article that my colleague Susan Ellenberg and I wrote comparing and contrasting the HIV-AIDS and...

Statistical Data Science, COVID-19, & Society; Current knowledge on immunity, vaccines, & variants
Here is an .mp4 file of a Keynote address I gave at the Innovations in Design and Analysis & Dissemination: Frontiers in Biostatistics...

Overwhelming evidence now that previously infected have robust immune protection against reinfection
Key points of this article: An article was published in Israel demonstrating those previously infected with PCR confirmed SARS-CoV-2...

USA study clearly shows mRNA vaccines prevent infections: 90%/80% efficacy after 2nd/1st dose
An interim report was published today of a study following essential workers at 6 centers in the USA to assess efficacy of the Moderna or...

New paper suggests previously infected individuals get full benefit after 1st vaccine dose
A research team at University of Pennsylvania led by my immunologist colleague John Wherry just posted a paper on medRXiv looking at the...

UK Variant B.1.1.7 becoming the dominant strain in the USA -- what does it mean for Spring/Summer?
Key points: The UK variant B.1.1.7 has become the dominant strain in the USA, going from 0.1% prevalence on January 1 to up near 50%...

Analyzing results from Johnson & Johnson: Why the results are better than you think.
The Johnson and Johnson/Janssen vaccine was just given emergency use approval by the FDA this weekend based on a phase 3 study called...

Current knowledge on vaccines, variants, reinfections, PCR tests, and COVID-19 deaths: A Seminar
On February 24, I gave a presentation (video link here) to the Messiah University Business Institute talking about various topics,...

New vaccines, skipping 2nd dose, vaccine alarmism, and vaccinating children: The CoVax Files podcast
I was interviewed for this podcast "The CoVax Files" by Surani Fernando, a healthcare journalist. This series has been great -- this is...

UK study of health care workers provides evidence Pfizer/BioNTech vaccine protects against infection
A preprint was posted today on the Lancet site present results of a study investigating efficacy of Pfizer/BioNTech vaccine in health...

New data out of Israel suggests protection vs. transmission may start 2 weeks after Pfizer 1st dose
The rapid vaccination of the population of Israel with the Pfizer/BioNTech vaccine coupled with its centralized universal healthcare...

Why it is all but certain the SARS-CoV-2 vaccines are protecting against infection and transmission
Do the SARS-CoV-2 vaccines protect against infection and prevent transmission of the virus, or do they simply reduce symptoms of...

Early evidence from Israel suggests that the Pfizer vaccines are working
A group of researchers in Israel have put together a preliminary report tracking cases and hospitalizations since their nationwide...

Phase 3 trial for Russian vaccine Sputnik V published in The Lancet shows positive results
With all of the talk of the Moderna, Pfizer/BioNTech and AstraZeneca/Oxford vaccines, and recent reports of preliminary data from Novavax...

Watch Israel if you want to see early validation of efficacy and safety of SARS-CoV-2 vaccines
The phase 3 studies for Moderna and Pfizer/BioNTech SARS-CoV-2 vaccines yielded outstanding results -->94% efficacy in preventing...



























