
Humans in Public Health
How should we prepare for the next pandemic? How is noise pollution affecting my neighborhood? And how can we prevent opioid overdose from a public parking lot? From epidemiology to behavioral science, Megan Hall covers it all as she interviews public health researchers about their work and what brought them to the field of public health in this award-winning podcast.
Latest episodes

Apr 10, 2025 • 16min
Who Employs Your Doctor?
What happens when private equity firms buy hospitals and doctor’s offices? In this episode of Humans in Public Health, host Megan Hall sits down with health care economist Yashaswini Singh to unpack how private equity is reshaping the American health care system—often behind the scenes. From rising costs to shifting priorities in patient care, Singh explains why the recent collapse of Steward Health Care is just the tip of the iceberg. Whether you’ve heard the term “private equity” or not, this conversation will change the way you think about your next doctor’s visit.

Mar 11, 2025 • 30min
The Moment Everything Changed: Voices from the Start of the Pandemic
March 2020—life as we knew it changed overnight. In this special episode of Humans in Public Health, we take you back to the early days of the pandemic, when uncertainty loomed, fear spread and the world held its breath. Through personal stories and firsthand accounts from public health experts, we revisit the emotions, decisions and pivotal moments that shaped those first weeks. How did people react? And what have we learned since? Tune in for a compelling look at the moment everything changed.Sound Effects in this episode from Freesound.org, courtesy of the following users: Isaacburkevideo, Shaunhillyard, Wjoojoo, Charlie72203, Univ_lyon3, Richwise, Hardance, Kyles, Takimeko, nixeno, Humanoide9000, pblzr, Felixblume, Voxhumanamusicurators.

Feb 11, 2025 • 14min
Forever Chemicals: Hidden Dangers in Everyday Beauty
They’re not just in your nail polish. Per- and polyfluoroalkyl chemicals are everywhere—in our homes, clothing, the personal care products we use, and in our bodies. Postdoctoral researcher Amber Hall explains the dangers PFAS pose, especially to developing humans, and helps us learn how to avoid them. The burden of protecting our children’s health from toxic chemicals, she argues in the latest episode of Humans in Public Health, shouldn’t be borne by individuals. Regulation, Hall says, is needed to push through product-level change and protect the public’s health.Sound Effects in this episode from Freesound.org, courtesy of: TRPAtks_IngeosDeVernMentioned in this episode:Tell someone you know!And one last thing! If you enjoyed today’s episode, text a friend and let them know about the show.

Jan 14, 2025 • 13min
How Research Shapes Health Policy on Capitol Hill
Host Megan Hall sits down with Jared Perkins, director of health policy strategy at Brown University's Center for Advancing Health Policy through Research. They discuss how academic research makes its way from dense journals to policymakers on Capitol Hill, bridging the gap between science and legislation. Jared offers insights into the challenges of health policy under a shifting political landscape and explains how researchers can play a vital role in shaping decisions that impact healthcare nationwide.

Dec 10, 2024 • 13min
Harnessing AI for Smarter Health Policy Research
Professor Alyssa Bilinski set out to answer a seemingly simple question: how often are pregnant people included in medical trials? Finding the answer, however, was anything but simple. With 90,000 records to analyze, she turned to AI for help—but ensuring the accuracy of the results required a creative approach. Discover how Bilinski tested and refined AI algorithms to deliver reliable insights and advance health policy research.Mentioned in this episode:Tell someone you know!And one last thing! If you enjoyed today’s episode, text a friend and let them know about the show.

Nov 12, 2024 • 14min
How Rwanda's Health System Stopped Marburg in Its Tracks
The East African country of Rwanda is currently in the midst of a Marburg virus disease outbreak, but the picture is far from bleak. Global health expert Dr. Craig Spencer, who survived Ebola in 2014, joined us to discuss the current situation in Rwanda, how the country has managed its “unprecedented” response, and what more developed nations can learn about global health security from their success.

Oct 15, 2024 • 12min
Counting Coal’s Casualties
Picture a coal power plant: a building with tall smoke stacks with big plumes of gasses coming out of them. By now, we know that those gasses aren’t great for our health or the environment. But how bad are they? That’s where Professor Cory Zigler comes in. He worked with a team of researchers to figure out where those gasses go and who they affect. Their approach was so specific, the team could point to a single power plant and say how many people it killed. Explore the ResearchScience: Mortality risk from United States coal electricity generationInteractive Map

Sep 10, 2024 • 13min
Guns, Ammo and Lead Exposure
The dangers of firearms are well understood, but their ammunition is the source of a little-known health threat: toxic lead. Brown doctoral student Christian Hoover studies the connection between guns and elevated blood lead levels in America’s children and adults. Host Megan Hall speaks with him about the results of the first national study of this problem, and his advice for gun owners on the healthiest way to minimize lead exposure.

Aug 13, 2024 • 16min
Unwinding Anxiety (Rerun)
In this summer replay of a previous episode, host Megan Hall speaks with Dr. Jud Brewer, associate professor of psychiatry at the Brown Medical School about anxiety. In uncertain times, how do we address fear and worry that grips us? How do we help our kids do the same?

Jul 11, 2024 • 14min
A psychedelic pathway toward PTSD recovery
Post traumatic stress disorder (PTSD) is one of the most common conditions facing U.S. Veterans, and there is currently no effective cure—what’s more, many Veterans use alcohol in an effort to alleviate their trauma, making their medical treatment even more complex. For these high risk patients, two professors at Brown are thinking outside the box: Could a treatment involving psychedelic drugs potentially save Veteran lives?In this episode, Megan speaks to Professors Christy Capone and Carolina Haass-Koffler, part of a team at Brown running the first study of a promising new treatment that combines therapy with MDMA (aka the party drug molly, or ecstasy) for Veterans with PTSD and alcohol use disorder. The researchers explain the science guiding their study, why they believe this treatment could be a game-changer and the upcoming FDA decision regarding MDMA’s role in medicine.
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