Luis Antonio Muller Rivera joined the Mathematics Department faculty in 2022. He teaches Pre-Calculus and Geometry, and coaches JV Baseball and Boys Thirds Basketball. Raised in Rahway, New Jersey, which is about 20 miles southwest of Manhattan, he is a graduate of Rahway High School and holds a bachelor's degree in journalism from Elon University. At Elon, Luis was the executive producer of a student-run television sports debate show, hosted his own radio show, which became a podcast, and mentored high school students in a college preparatory program called Elon Academy. He also played for the NCAA Division I Elon Phoenix Baseball Team for two years, and played competitively as a member of Elon Club Esports for two years. Fun fact: Luis was a gymnast from the age of 2 until he was in 7th grade. While in elementary and middle school, he competed at West Point and Temple University, among other colleges. He currently lives on campus and in his free time enjoys watching TV shows with his long-distance friends online.
Ian Rathkey is an Assistant Coach for Varsity Cross Country, and Head Coach for X-Term in the winter. A native of New Jersey, he holds a bachelor's degree in East Asian studies from Connecticut College and a master's in international studies from Johns Hopkins University and the Nanjing University Center for Chinese and American Studies. Prior to joining The Frederick Gunn School in 2021, as the Mandarin teacher and International Student Coordinator, Ian lived in Beijing and served as the Resident Director for the Chinese Overseas Flagship Program with the American Councils for International Education. He was also a remote translator and copy editor for Clean Air Asia. Ian has taught and tutored math for the SAT/PSAT and volunteered as a camp counselor. In his free time, he enjoys hiking, running, reading, playing games and constructing and solving crossword puzzles. Fun fact: he made his debut as a New York Times crossword puzzle creator in 2021.