Caitlin Rivers

Caitlin Rivers, PhD, MPH is a writer and epidemiologist. She directs the Center for Outbreak Response Innovation at Johns Hopkins and translates complex science into practical guidance.

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Baltimore's public health approach to reducing gun violence

While writing about gun violence recently, I was reminded of a prominent violence prevention program in Baltimore with public health roots. Safe Streets is based on a program developed by

Aug 20, 2025 1 min read

FAQ on Fall Vaccines

💡Looking for my 2025-2026 vaccine guide? Find it on Substack here. This page answers follow-up questions from readers. Can doctors still prescribe the Covid-19 vaccine "off-

Aug 19, 2025 2 min read