**Eighteenth Virtual Encounter with Outstanding Mathematicians**

The eighteenth Virtual Encounter with Outstanding Mathematicians took place on Friday, December 18th, 2020 from 10 am until 11:30 am. Dr. Luz de Teresa, Researcher at the National Autonomous University of Mexico (UNAM), was our invited speaker. This virtual event was free and open to the general public.

On this eighteenth Encounter, Dr. Luz de Teresa shared anecdotes of her personal life and her professional journey as a female mathematician, pointing out that her father was the one who encouraged her to study mathematics when he learned how much she enjoyed math. The speaker also presented on “Math is Everywhere,” in which she explained how Google is so fast because of math, how the movement of fluids can be described with math, where we can find patterns in nature, how the spread of rumors and of epidemics can be described with math, how we use math to share photos on our cellphone, how we can make models of competitions between species and explain reality thanks to math, how we can analyze the growth of tumors with and without radiotherapy using math models, and many more examples.