Evan Chen

Evan is a math olympiad coach who completed his number theory PhD at MIT. In addition to helping train the United States team, Evan runs his own training program while streaming olympiad math for public entertainment.

As a high school student, Evan was an IMO gold medalist and a winner of the 2014 USA math olympiad, which he took from 12:30am to 5am in Taiwan. He also wrote the popular textbook Euclidean Geometry in Math Olympiads while in high school, which was published in 2016. Outside of math and teaching, Evan's hobbies include Arch Linux, competitive Hanabi and puzzle hunts.

Evan helps maintain the website that you're seeing now. He hopes that it's still working tomorrow.