Mathematically Modeling a Zombie Apocalypse

PDF here.
This project in a freshman year Differential Equations class ended up laying the foundations for mathematical epidemiology, which I ended up relying on extensively in the project below...

Modeling the Spread of COVID-19 in the United States

PDF here.
This project in a capstone junior year Mathematical Modeling class was proved very well timed, just as COVID-19 was beginning to spread, and before we understood much of the disease.