Reletter
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Public Health Night School

René F. Najera

Hi, glad you're here! Read an engaging series of lessons designed to demystify public health science. Learn how diseases spread, what drives health trends, and how data saves lives—all in a fun, accessible way. Perfect for curious minds, no PhD required!

Platform
Substack
PricingFreemiumPublishesDaily
Issues229Foundeda year agoLast Issue5 days ago
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Latest Issues

Who Gets to Be Called "Doctor"?

In this video, I play Dr. Mario across the Game Boy, NES, and Nintendo 64 while talking through a surprisingly complicated question: who gets to be called “doctor”?

In the United States, most people hear “doctor” and think “physician.” Tha...

5 days ago
2

What a Preprint Can’t Tell Us About Hantavirus' Contagiousness

It didn’t take long, did it? Almost on cue, someone went and posted a preprint article online about the hantavirus outbreak on the MV Hondius cruise ship, and it is not making the rounds on social media as if it were the final word on the b...

7 days ago
5

Climate Change May Be a Policing Problem, Too

“Hot town, summer in the city…”

When people hear “climate change,” they usually think of hurricanes, wildfires, floods, droughts, and heat waves. Fair enough. Those are the blockbuster disasters that make the news.

But climate change also...

8 days ago
1

Hantavirus on a Cruise Ship: What the MV Hondius Outbreak Actually Means for You

The first shipboard hantavirus cluster is raising serious questions about hantavirus person-to-person transmission.

In 2025, the bodies of retired actor Gene Hackman and his spouse were discovered in their residence in New Mexico. While po...

11 days ago
Paid

A Very Quick Update

AI cracks me up sometimes.

Like the swallows returning to Capistrano, so do students go into their final exams this week. I’ve been busy preparing a couple of final exams, grading some papers, and evaluating some final presentations. So I’...

14 days ago

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  • René F. Najera

    Exploring the intersection of science, society, and storytelling. As a public health leader, infectious disease expert, and social epidemiologist, I share insights on vaccines, disease prevention, and the social determinants of health.

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