Your Local Epidemiologist in New York | Katelyn Jetelina | Substack

by Katelyn Jetelina

About Katelyn Jetelina

epidemiology public health infectious diseases new york city health

Welcome to Your Local Epidemiologist (YLE) New York!

We’re so glad you’re here.

Who am I?

I’m Dr. Marisa Donnelly, Your Local Epidemiologist in New York. I have a PhD in epidemiology and have spent the past 11 years as a disease detective on the front lines — doing everything from investigating Covid-19 and mpox, to searching for the source of food poisoning (i.