Previous Staff
See also current staff.
Alex Zhao
TA
Alex is a current MIT student in the Class of 2028 who attended Lakeside School in Seattle, Washington. Alex is a two-time USAJMO winner, USAMO silver, and three-time MOP participant, and also attended USA-Canada Mathcamp in 2021 and for the first time in-person in 2022. On the list of things Alex enjoys doing but is terrible at are soccer, his favorite subject rigid combo, and playing the piano. Alex is a hardcore science fiction fan (Dune, Foundation, recently Le Guin), and plays too many video games.
Alexander Wang
TA
Alexander is a current student at Millburn High School graduating in 2026.
He is a 2-time IMO Gold Medalist in 2023 and 2024.
He won a gold medal at RMM 2023 and APMO 2024.
He is a 2-time USAMO Gold Medalist and obtained a perfect score in 2023.
He attended the prestigious MOP program from 2022-2024.
He attended the MIT PRIMES-USA math research program in 2024.
In his spare time, he enjoys playing sports, especially tennis.
Ana Boiangiu
Teacher
Ana is a current Princeton student in the Class of 2029. She is an EGMO 2023 gold medalist and she attended MOP in 2023 as an international student. Her favourite part of Math is Geometry, but she can get
along with Number Theory if need be. Outside of Math, she enjoys writing (about anything), playing table tennis and going on long walks.
Ana taught Quirky Geometry during the 2023-2024 and 2024-2025 school years!
Andrew Wu
Vice President
Andrew Wu is a Yale University graduate, living in the DC metropolitan area. He worked as the head problem editor for the Yale-run competitions MMATHS and Girls in Math. In high school he qualified for USA(J)MO thrice, and published two papers in Euclidean geometry. Outside of math, Andrew loves playing piano — classical, pop, musical theatre, anything — and he’s passionate about educational equity, good writing, and graphic design.
Andrew Xie
Contests Director and TA
Andrew is a current MIT student in the Class of 2029. An avid fan of math olympiads, he attended MOP in 2023. His favorite subject is combinatorics, which he hopes to understand more advanced theory in. Outside of math, Andrew enjoys playing the piano, running long distances, reading contemporary poetry, and listening to R&B.
Andrew was Contests Director during the 2024-2025 school year!
Angeline Zhao
TA
Angeline is a current Harvard student in the Class of 2029. She qualified for the USAJMO and received several awards for females in mathematics, including the Maryam Mirazkhani award. She loves sharing her passion for math with other students. Outside of math, Angeline loves journalism and playing poker with her friends.
Annabel Ge
TA
Annabel is a current MIT student in the Class of 2028 from Seattle. She's enjoyed math since elementary school and has attended MOP twice. Outside of math, she likes drawing, listening to music, and rowing.
Anurag Singh
TA
Anurag is from New Delhi, India. His interests are reading, working out, combinatorics, number theory and geometry (he is an algebra anti-main except poly ofc which is super good). He is also interested in Human Psychology and Neurology.
Ashley Zhu
Teacher
Ashley Zhu is a current Harvard student in the Class of 2029. She attended MOP ‘23. She hopes to help girls feel more comfortable pursuing math. Outside of math, she loves to read, draw, and write.
Ashley taught Art of Trigonometry (ft. Problem Solving) during the 2023-2024 and 2024-2025 school years!
Cordelia Hu
Teacher
Cordelia is a current MIT student in the Class of 2027. She was a winner for the USAJMO 2022 and a MOP participant, and she began doing math competitions since elementary school. As a transgender woman, she sees firsthand many of the struggles women and other gender minorities face in STEM fields, and hopes to do a small part in helping to alleviate some of their struggles. Aside from math, she enjoys playing piano, listening to EDM, and swimming.
Cordelia taught NT Olympiad Fundamentals in Fall 2022 and Spring 2023!
Debayu Chakrabarti
TA
Debayu is a current IIT Kanpur student in the Class of 2029 from India who has been participating in math contests for 4 years now and has made it to the National MO of his country twice. He qualified in the Sharygin Correspondence Round and participated in the Sharygin finals this year (2023). His favorite math subject is number theory but he absolutely adores combinatorics as well. Other than math, he also likes physics, astronomy, quizzing and listening to Post Malone.
Elsa Lin
TA
Elsa is from the UK. She is an EGMO bronze medalist and she loves to row and listen to music. She's super excited to TA for Athemath!
Emily Liu
Teacher
Emily is a current MIT student in the Class of 2029. She has been doing math competitions since elementary and middle school and she attended MOP in 2023. She especially enjoys olympiad geometry. Outside of math, Emily likes to go on hikes with her family, hanging out with friends, and listening to music.
Emily taught Comical Combo during the 2023-2024 and 2024-2025 school years!
Emily Ma
Teacher
Emily is a current Harvard student in the Class of 2028 from Toronto, Canada. She earned an honourable mention on the Canadian Mathematical Olympiad and a perfect score on the Pan-American Girls’ Mathematical Olympiad. She enjoys reading, playing games with her friends, and watching musicals.
Emily taught j'AIME the AMC: Algebra Meets Combinatorics in Fall 2023 and Spring 2024!
Emily Yu
Community Director
Emily is a current MIT student in the Class of 2029. She has done math competitions since elementary school, has attended MOP in 2023 and 2024, and also placed 5th at the 2022 Math Prize for Girls competition. Outside of math, she enjoys card games, pole-vaulting, and drawing.
Emily taught Adorable Algebra during the 2023-2024 school year!
Emily was Community Director during the 2024-2025 school year!
Gunjan Aggarwal
TA
Gunjan is from India. She has enjoyed Olympiad mathematics ever since she was nine, and has participated in numerous contests over the past few years. She is a 2 time European Math Girl's Olympiad participant and won a bronze medal in 2022, she has attended IMOTC thrice. She is also the director of MOTP. When she is not doing math she likes to sketch, bake and spend hours on her phone.
Hannah Fox
Teacher
Hannah is a current MIT student in the Class of 2029. She attended MOP in 2023 and 2024, and G2 in 2023. She was also an Athemath student in the spring 2022 session.
Hannah taught AIME Geo in Fall 2023 and Spring 2024!
Holden Mui
TA
Holden Mui is an MIT graduate. He taught at a local gifted academy and also ran a local math circle. He attended MOP three times, was a USAMO Honorable Mention, and placed in the top 25 in the Putnam. In addition to math, he also enjoys playing chamber music with friends and writing music. He thinks he is the reincarnation of Ravel but other people think he is just a turtle.
Ilaria Seidel
TA
Ilaria Seidel is a current Harvard student in the Class of 2026. She is a second-year research student at the MIT PRIMES program, and attended USA/Canada Mathcamp in 2019. In her free time, she enjoys playing the flute, painting octopuses, and learning languages.
Isabella Quan
Teacher
Isabella Quan is a current MIT student in the Class of 2026. She has competed in math contests since 4th grade and attended MOP in 2020 and RSI in 2021. When competing in team contests, she was often the only girl among several boys, and hopes to encourage and inspire girls who are starting off in math. When not working, she enjoys playing Pokemon, writing, and listening to music, especially K-pop.
Isabella taught My Favorite Things in Spring 2021, Fall 2021, Spring 2022, and Fall 2022!
Janabel Xia
Director
Janabel Xia is an MIT graduate who majored in mathematics. In high school, she served as her school's math team captain, and was also a two-time MOP attendee and an EGMO individual silver medalist on team USA. She has seen first-hand and second-hand the experiences that discourage young girls to continue pursuing math, and hopes to provide support for these girls through Athemath. Outside of math, she also enjoys dancing / choreographing, studying music, and reading.
Janette Park
TA
Janette is an MIT graduate who studied Electrical Engineering and Computer Science. In middle and high school, she participated in various math competitions, including MathCounts, the AMC series, and other local and national competitions. She especially loves geometry and enjoys sharing her passion in math with younger students. Outside of math, Janette is interested in the linguistics field of study and spends her free time watching kpop and dramas.
Jessica Wan
TA
Jessica is a current MIT student in the Class of 2028 from Parkland, Florida. Since starting math competitions in elementary school, she has attended MOP in 2020 and 2021 and was a gold medalist at EGMO 2021. Problems involving functional equations are her favorite. Outside of math, she enjoys drawing, watching anime, and running.
Julia Xiang
Teacher
Julia Xiang is a current MIT student in the Class of 2029. She has been participating in math contests for several years and attended MOP in 2024. Her favorite subject is number theory, but over the years she has come to love all math for its fun and challenges. Outside of math, Julia likes writing and listening to music.
Julia taught Affable Algebraic Affairs during the 2024-2025 school year!
Kaylee Ji
Teacher
Kaylee Ji is a current MIT student in the Class of 2026. Kaylee is a two-time USAJMO honorable mention and MOP participant. She was on the Canada European Girls' Math Olympiad Team and won a gold medal. Kaylee has seen girls discouraged from preparing for harder competitions and wishes to assist other girls in their math goals. In her free time, she enjoys reading, drawing, and taking walks outside.
Kaylee taught Algebra in AIME in Spring 2022!
Kristine Lu
Teacher
Kristine is a current MIT student in the Class of 2028. She attended MOP in 2023 and has participated in math contests from a young age. She hopes to encourage and support other girls on their journeys in math. In her free time, she enjoys reading, rock climbing, and all things music!
Kristine taught Combinections in Fall 2023 and Spring 2024!
Laura Nan
TA
Laura is currently a year 12 in Australia, having attended the EGMO twice and the IMO once and obtaining a gold medal each time.
When she's not chatting with other maths enthusiasts, she enjoys badminton, listening to music, losing the game, making the smallest origami cranes humanly possible and playing board/card games.
Laura Zhang
Contests Director
Laura Zhang is a current MIT student in the Class of 2028 who attended Thomas Jefferson High School for Science and Technology in northern Virginia. She attended MOP in 2022 and also competes with her school's math team. Laura hopes to encourage young girls and nonbinary people to continue pursuing their dreams. Along with math, she enjoys journalism, reading romance novels, and having meaningful conversations.
Laura taught Algebra and NT Fundamentals in Fall 2022 and Spring 2023!
Laura was Contests Director during the 2023-2024 school year!
Matilde Iannaccone
Teacher
Matilde Iannaccone is a student at the University of Pisa and Scuola Normale Superiore in Italy. She attended MOP in 2023 as an international student and attended TST camps in her country. Her favorite subject in Math is Geometry but she is slowly starting to appreciate Combinatorics. Apart from Math she enjoys reading comic books, listening to Harry Styles and hanging out with friends.
Matilde taught AIME Combo during the 2023-2024 and 2024-2025 school years!
Michelle Kang
Community Director
Michelle Kang is a current MIT student in the Class of 2028 who attended Thomas Jefferson High School for Science and Technology in Virginia. She attended MOP in 2021 and 2022 and has competed in math contests from a young age. She hopes to inspire and motivate other girls who have a passion in STEM. Outside of math, she loves watching movies, playing card games (especially ERS), and playing table tennis.
Michelle taught Counting Strategies in Fall 2021, Spring 2022, Fall 2022, and Spring 2023!
Michelle was Community Director during the 2023-2024 school year!
Neal Yan
TA
Neal is a math contest enthusiast from the Bay Area, despite growing up in Wisconsin, and Athemath TA since F23. Although mostly retired from the olympiad math world after MOP 2023, he spends much of his time on making problem proposals by messing around on GeoGebra. Other than that, he also does random things like listening to a random classical / electronic music, making philosophical blog posts on AoPS, and making geometry diagrams with asy.
Nicole Shen
Teacher
Nicole is a current MIT student in the Class of 2027. She has competed in various math competitions throughout middle and high school and attended MOP in 2021. Nicole hopes to encourage girls and nonbinary students to participate in whatever excites them, whether it be math, other STEM paths, or anything else! Outside of math, she enjoys learning languages, listening to music, and hanging out with friends.
Nicole taught Algebra and Combinatorics Trail Mix in Fall 2021, Spring 2022, Fall 2022, and Spring 2023!
Peyton Li
TA
Peyton is a current MIT student in the Class of 2029. Ever since starting math competitions in elementary school, Peyton has participated in the Canadian Winter Training Camp and MOP in 2022 and 2023 respectively. His favorite subject is combinatorics, but he used to be much better at geometry. When not doing math, you can find Peyton playing quizbowl, piano, or reading random wikipedia articles.
Pranav Choudhary
TA
Pranav (Pranav1056) is a sophomore at Oxford from India. He has been participating in math contests for 2 years and cleared INMO in 2022. He has also cleared various stages of IFOMG and now represents India at FSJM. Apart from math, he likes to play chess, cards, read physics, go out with friends and talk with new people.
Pravalika Putalapattu
Teacher
Pravalika is a current MIT student in the Class of 2026. She won a gold medal at the Math Prize for Girls Olympiad in 2019 and attended MOP in 2020 and 2021. Pravalika is also a central leader of the math nonprofit inteGIRLS and a regular volunteer at Academy of Hope Adult Public Charter School, and she is highly passionate about mathematics, education, and activism. She hopes to encourage people of all backgrounds to pursue their STEM passions without fear! Outside of math, she enjoys reading sci-fi/fantasy (current read: The Weight of the Stars - K. Ancrum), painting, and listening to Rainbow Kitten Surprise.
Pravalika taught Spicy Counting in Spring 2021 and Spring 2022!
Raina Wu
TA
Raina is a current MIT student in the Class of 2028 who attended Lakeside School in Seattle, Washington. She attended MOP in 2022 and has participated in math contests since elementary school. Outside of math, she enjoys reading, drawing, and playing card games.
Rey Li
Contests Director
Rey Li is a current MIT student in the Class of 2026 who was a USAJMO winner in 2020 and attended MOP in 2020 and 2021. Rey loves math and helping others with math, and hopes to share the best parts of it with others. Outside of math, Rey plays copious amounts of Slay the Spire and reads a little too much manga.
Sanjana Das
Teacher
Sanjana is a current MIT student in the Class of 2026. She attended MOP in 2019 and 2020, and was an EGMO gold medalist in 2020 and 2021. Outside of math, she enjoys reading, crosswords, and puzzles.
Sanjana taught Counting and Probability Principles in Spring 2021 and Spring 2022!
Serena An
Math Director
Serena is a current MIT student in the Class of 2026 majoring in math. In high school, she was a two-time MOP qualifier and EGMO gold medalist, and before college, she took a gap year to study abroad in South Korea. She also founded the Brookings Math Circle and ran it for five years to address the lack of math interest and resources in her town. In her free time, she enjoys playing card games, learning languages, and going on walks.
Serena taught Computational Geometry in Spring 2021!
Serena Xu
Teacher
Serena Xu is a current MIT student in the Class of 2027. She was a 2021 MOPper and once got a perfect score in AMC12. She established GmathIRL and wrote Rabbit's Geometry to encourage more participation in STEM fields, especially underrepresented genders. She was also an alum of Athemath’s first session. Moreover, she is really obsessed with EDM and sometimes even remixes different pieces (also 10% DJ) or cuts short videos for fun.
Serena taught Spicy Geo in Spring 2022, Fall 2022, and Spring 2023!
Sunaina Pati
TA
Sunaina is a third year student at CMI. She is an EGMO 2023 silver medalist and attended IMO training Camp three times. In her free time, she loves to write blogposts, work on some Olympiad math problems and talk to her friends. She also loves to watch romcom k-dramas and listen to k-pop and Indian Indies.
Yash Vardhan
TA
A math enthusiast from India, Yash was a part of the training camp for the IMO team in 2024.He has participated in various math contests throughout his high school years and especially likes combinatorics even though he is an NT main. When not doing math, he likes to swim, hangout with friends and spend numerous hours on his phone.