Category: Critical Thinking

Shameless self-promotion: Dr. Gorski on the Thinking Critically podcast

Dr. Gorski appeared on the Thinking Critically podcast to discuss the antivaccine movement, COVID-19, medical conspiracy theories, and his journey to skepticism.

/ February 7, 2021

All science denial is a form of conspiracy theory

Regular readers of this blog know that many forms of quackery and science denial have conspiracy theories associated with them, but a further examination suggests that all forms of science denial are a form of conspiracy theory. In the middle of a deadly pandemic, science denial represents a form of conspiracy theory with potentially deadly consequences.

/ January 25, 2021
Steak-umm

Frozen meat vs. COVID-19 misinformation: The strange case of Steak-umm

Of all the strange things that have happened during the COVID-19 pandemic, the rise of a frozen meat company as a source of critical thinking and skepticism regarding COVID-19 misinformation and disinformation is one of the strangest. How did Steak-umm become a champion of critical thinking about the pandemic?

/ November 16, 2020

“Masks make you sicker”: The COVID-19 myth that just won’t die.

Masks work to slow the spread of COVID-19, but the "masks make you sicker" narrative, like antivax nonsense, has proven to be unkillable and to be a killer.

/ October 19, 2020
COVID-19 denial and antivaxxers

The confluence of antivaccine beliefs and conspiracy theories in COVID-19 denial

It surprised some people that after the COVID-19 pandemic hit our shores antivaxxers so quickly joined forces with COVID-19 conspiracy theorists. It shouldn't have been a surprise. Antivaxxer beliefs are themselves rooted deep in conspiracy theories.

/ September 28, 2020
Randomized Controlled Trial Schematic

Dexamethasone and Hydroxychloroquine: Why Randomized Controlled Trials Matter

What does the best evidence tell us about hydroxychloroquine and dexamethasone?

/ August 20, 2020

HCQTrial.com: Astroturf and disinformation about hydroxychloroquine and COVID-19 on steroids

Late last week, a "study" published on HCQTrial.com by an anonymous source claiming to be a group of PhD scientists went viral. It claimed that countries that used hydroxychloroquine to treat COVID-19 had a 79% lower fatality rate than those who didn't. It was horrible science and quickly debunked on Twitter by several epidemiologists. That didn't stop it from going viral. Disinformation...

/ August 10, 2020

The perils and pitfalls of “doing your own research” about COVID-19 (or any other science)

Ethan Siegel at Forbes argues that you "must not 'do your own research.'" While the title grates, Siegel is correct that most of us are not really capable of "doing our own research" about most scientific and medical questions because we lack the necessary background. We must therefore be humble and be very, very careful about "doing our own research."

/ August 3, 2020
COVID party

COVID-19 parties: Urban legend or real thing?

You've probably seen breathlessly scolding stories in the media about young people holding "COVID parties", in which attendees intentionally try to become infected with COVID-19. Are these parties really a thing, or are they an urban legend? The answer is not entirely clear yet, but current evidence (more specifically, the lack of evidence) for them is much more consistent with the latter...

/ July 13, 2020
Sneeze COVID

Is COVID-19 transmitted by airborne aerosols?

A recurring debate about COVID-19 bubbled up late last week, when a group of scientists announced an as-yet unpublished open letter to the World Health Organization arguing that COVID-19 transmission is airborne and urging it to change its recommendations. What is this debate about, and, if coronavirus is airborne, should we be more scared?

/ July 6, 2020