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International Registrations

2023-2024 International Participation in MAA AMC 

For the 2023-2024 competition cycle, the MAA AMC competitions will only be offered to schools with USA, Canada, APO/FPO/DPO mailing addresses, and schools registered with one of our AMC international partners. The MAA is working hard to broaden the scope and reach of the AMC program in the future.

How International Students Participate in AMC Competitions

International students participate in AMC competitions through one of our International Group Leaders (IGLs) listed below.  Students must register for the competitions through the IGL in the country they reside.

Below is a list of our current IGLs and the countries they represent.  Please review the current IGL list below to see which countries already have representation.

Applications are Open: International Group Leaders

Contact for more information on applying to serve as an IGL. 


International Group Leaders for 2022-2023

Adewale Solarin

Country: Nigeria

Adewale Solarin is a professor of mathematics, COMSATS Distinguished Professor of Mathematics; President of AMU Pan-African Mathematical Olympiads Commission; Member of the Scientific Board, IBSP-UNESCO in Paris, France; Chairman of the Board of Trustees for the Association of Nigerian Women in Mathematics; former Director/CEO of National Mathematical Centre in Abuja, Nigeria; former President of African Mathematical Union (AMU). Adewale was the brain behind the establishment of International Academy for the Gifted Ltd/Gte (IAGIFTED) in 2008 as a respond to the clarion call from African Academics in Diaspora for him to extend his mentorship of young Africans in the universities to the lower level to catch them young.


Adrian Zanoschi

Country: Greece, Norway, Romania

Adrian Zanoschi has been a math teacher since 1990 at Colegiul Negruzzi, which is one of the best high-schools in Romania’s second city of Iași. He has trained math students from the 5th to 12th grade for regional, national and international Olympiads and contests since 1984. Among his students there are 115 participants to the final round of National Mathematics Olympiad, 4 participants to the Junior Balkan Mathematical Olympiad, 1 participant to the Balkan Mathematical Olympiad (senior) and 1 participant to the European Girl Mathematical Olympiad. Adrian was the team leader for one of the Romanian teams to BIMC 2013, KIMC 2014, INIMC 2017 and BIMC 2018 (International Mathematical Contests which took place in Bulgaria, Korea and India respectively). He co-authored more than 20 Mathematical books for students. Adrian has been leading AMC contests in Romania since 2012 and has been an IGL for the past 4 years.


Ashton Betancourt

Country: Mexico

Ashton's background is in the philosophy of mathematics. He participated in the AMC and AIME as a student, then helped to supervise the competitions while teaching in the United States. Now he teaches Algebra and IB Mathematics AA HL in Mexico City.


Brad Hart

Countries: Azerbaijan, Albania, Bosnia & Herzegovina, Croatia, Kosovo, Lithuania, Montenegro, North Macedonia, Turkey

Brad Hart's background is in physics. He teaches introductory physics regularly for college students. He also enjoys teaching math and computer science for gifted students. Brad lives in California with his family.


Chanakya Wijeratne

Countries: Sri Lanka




Ertugrul Tarhan

Ertugrul Tarhan

Countries: Kenya, Tanzania

Ertugrul Tarhan is a mathematics teacher, IMO representative of Tanzania, PAMO leader of Tanzania, deputy director of Feza Schools (education department), and a math Olympiad trainer.



Jiangang Yao

Country/Regions: Hong Kong, Japan, and Macau

Jiangang Yao was fascinated with mathematics as a child and started his involvement with mathematical Olympiads since then. He won the gold medal with full marks in the 35th International Mathematical Olympiad and got math PhD degree from UC Berkeley. He has been the coach for mathematical Olympiad at various levels for 30 years, and has written a few popular mathematical Olympiad books in Chinese. Now Dr. Yao is a fixed income portfolio manager in Hong Kong, and voluntarily organizes AMC and Math Kangaroo in Hong Kong and Macau.



Jianping Wu

Country: China - Public schools

Jianping Wu is a professor at School of Mathematical Sciences at Capital Normal University. He was the Assistant Secretary for the International Mathematical Olympiad (IMO) in 1990 in China. He was the Deputy Leader of China for the International Mathematical Olympiad (IMO) in 1997 in Argentina. He was the Deputy Leader of China for International Mathematical Olympiad (IMO) in 1999 in Romania. Jianping was the Vice-Chairman of the Chinese Mathematical Olympic Committee from 2004 to 2019.


Yichan Yuan

Country: China - Private schools

Yichan Yuan is the founder and chief academic director of ASDAN China. She majored in finance, and had been a consultant at McKinsey.Co focusing on macro-economy research for 2 years. Following her passion for education, she founded ASDAN China at 2011 with a group of passionate educators, aiming to provide students in China the chances to challenge themselves and improve skills that can benefit them for life. ASDAN China has been working with many global competitions, which makes it the biggest international competition platform in China. Throughout years of running math competitions, ASDAN China is committed to build up a community for students who love math and a platform where math teachers can communicate and learn from each other.


Joel Dogoe

Country: Ghana

Joel Dogoe is the founder and executive director of MISE Foundation- a non-profit dedicated to connecting mathematically talented high school students to world-class educational opportunities. Prior to founding MISE, Joel worked as an electrical engineer with technical and project management responsibilities at leading global telecommunications and hospitality companies.


Jorge Tipe

Country: Peru

Jorge Tipe has been closely related with the mathematical olympiads in his country since he was in school. He is member of the Olympiad Committee of the Peruvian Mathematical Society and has been tutor or leader of the Peruvian delegation in different international olympiads such as IMO, Iberoamerican, Romanian Master, Rioplatense, etc. He has also published more than 20 books on mathematical contests. He studied mathematics at San Marcos University in Lima and did a master's degree in applied mathematics at Moscow Institute of Physics and Technology, Russia. He is currently a professor at University of Engineering and Technology - UTEC, in Lima, and his area of interest is Discrete Mathematics.



Countries: Belgium, Czechia, Czech Republic, France, Germany, Hungary, Ireland, Italy, Luxembourg, Malta, Netherlands, North Macedonia, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland, and United Kingdom

Justin Freeman teaches IB DP and MYP Mathematics at Nova International Schools in Skopje, North Macedonia. He is originally from New Hampshire, and he taught for many years at a boarding school there. He has also taught in The Netherlands. Throughout his career as a teacher he has also coached both cross country running and competitive mathematics.



Larisa Bukalov

Country: Ukraine

Larisa has been teaching in NYC public schools since 1998. She has won several awards for excellence in classroom teaching. She is a four-time recipient of the Math for America Master Teacher fellowship, a 2009 recipient of Queens College’s Mary Fellicetti Memorial Award for excellence in mentoring and supervising student teachers, and a 2017 recipient of Queens College’s Excellence in Mathematics Award for promoting mathematics teaching as a profession. A fourth-generation math teacher, she simultaneously earned degrees from a specialized math high school in Ukraine and a distance learning high school at Moscow State University. After emigrating to the United States, she learned English while earning both her bachelor’s degree in math and her master’s degree in math education from Queens College, City University of New York.

Larisa has extensive experience providing professional development to pre-service and in-service teachers. She has provided professional development to early career teachers and math supervisors in New York City on Geometry, Probability, and Problem Solving. 

For the past 20 years she has been coaching the Bayside High School Math Team. Over the years Larisa tried to make sure that all students in her school that are interested in math are welcome to the math team and participate in math competitions.


Le Anh Vinh

Country: Vietnam

Le Anh Vinh, associate professor, is Vice Director General of the Vietnam Institute of Educational Sciences (VNIES) and the Director of National Center for Sustainable Development of General Education Quality. Vinh got his B.Sc. in Math (with Honors) and Computer Science from the University of New South Wales, Australia in 2005 then pursued his PhD in Mathematics at Harvard University in 2010. He is the leader of the Vietnam team at the International Mathematics Olympiad from 2016 till now. He is also the chief local organizer of several competitions in Vietnam like American Math Contests, Kangaroo Math, Bebras Computational Thinking Challenge.

Makhamadkhan Ishmatov

Country: Kyrgyzstan

Makhamadkhan (Mamat) has participated at International Mathematics Olympiad (IMO) in 2005, 2006. He enjoys solving Olympiad problems and organizes math camps for talented students in Kyrgyzstan. Currently, Mamat is a team leader of Kyrgyzstan at IMO.



Michael Jobe

Country: Argentina

Michael Jobe has worked in international education since 2006, teaching Mathematics in Costa Rica, South Korea, Singapore, and currently Argentina. He oversaw Mathematics competitions in his previous post as Head of MS Mathematics at United World College in Singapore, and currently runs Mathematics competition clubs in Buenos Aires, Argentina, with particular focus on MathCounts, Argentine Olympiad, University of Waterloo competitions, and now the AMC.


Miriam Medina

Country: Dominican Republic



Michael Vamvadelis

Country: South Africa



Patrick Yoo

Country: South Korea

Patrick Yoo is the Director of Korean Gifted Students Evaluation Association (KGSEA), Director of KGSEA Math Circle, Team Korea Coach of American Regions Math League (ARML), and Committee Member of World Mathematics Team Championship (WMTC). He holds a B.A. in Philosophy of Religion, Methodist Theological University.



Penny Chow

Countries: Australia, Brunei, Cambodia, Egypt, Indonesia, Iran, Iraq, Israel, Laos, Malaysia, Mongolia, MyanmarSingapore, Thailand, Uzbekistan

Penny Chow has been engaging students in mathematics competitions such as the American Mathematics Competitions for more than decade in South-east Asia. She believes that one of the keys to opening up up access to higher-level mathematics is to engage students in the math that they do and what better way than through a competition whereby they can learn problem solving skills, flexibility of thinking and analytical skills. Penny Chow is the co-founder of the math magazine-Math Oasis, is a writer, translator and Toastmasters. When she is not busy chasing students to collect their awards, she enjoys playing with Maine-coon cat-Steco.

Peter Shiue

Countries: Shanghai and Taiwan

Peter Shiue received has a B.S. National Taiwan Normal University, 1964, and in 1971 he received a Ph.D. Southern Illinois University, Carbondale. He was a math professor at various universities in Taiwan in the 1970s and is a professor of mathematics at the University of Nevada, Las Vegas since 1985. Peter is the recipient of: (1) Italian National Research Council Fellow 1970-1971, (2) Humboldt Foundation, Germany Fellow, 1973-1974, (3) UNLV, College of Sciences Distinguished Teaching Award, 1989, (4) UNLV Barrick Distinguished Research Scholar Award 1996, (5) UNLV College of Sciences Distinguished Teaching Award 2000, (6) Distinguished Alumni of National Taiwan Normal University, 2011. He published 1 book in English, 10 books in Chinese, and more than 100 refereed research articles (mostly in the USA).

Regis Prado Barbosa

Country: Brazil

Regis Barbosa participated in Brazilian Mathematical Olympiad (OBM) earning five gold medals. Since 2010 he is involved in Brazilian training for international mathematical contests. He is author of many problems of Brazilian Mathematical Olympiad. He was an IMO silver medalist in 2007 and 2008, and an IMO bronze medalist in 2006. He was an IMO Coordinator in 2017. Regis then became the team leader of the Brazilian IMO team in 2018. And he is a member of the Brazilian Mathematical Olympiad (OBM) commission.



Roumen Anguelov

Country: Cayman Islands

Roumen Anguelov holds an MSc (Sofia, Bulgaria, 1981) and a PhD (UNISA, South Africa, 1998) in Mathematics. He is an Emeritus Professor of Mathematics at University of Pretoria, where he worked 2002 – 2021, being the Head of the Department of Mathematics for the last 8 years. He is an Elected Member of the Academy of Sciences of South Africa (ASSAf) and Associate Member of the Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences. For digital footprint (over 80 research publications) see ORCID:

Roumen Anguelov was involved in organizing the national Olympiads and other competitions in Bulgaria and in South Africa. He participated as a student in the IMO 1974. He is passionate about promoting mathematics and nurturing mathematics talent.

Roumen Anguelov currently resides in the Cayman Islands and he is affiliated with 100% Math Learning Centre.


Roy Lo

Country: Kazakhstan

Roy Lo got a degree in Computer Science and holds a Post-Graduate Mathematics Teaching Certificate. He has more than 15 years of hands-on teaching experience. He has trained and brought his students to winning in various national and international mathematics competitions. He regularly leads workshops in inquiry-based learning and CPA (concrete-pictorial-abstract) approach in mathematics, and has worked globally with many Singapore Maths adopting schools with their curriculum, pedagogy and assessment.

Sajjad Abedi

Country: Afghanistan

Sajjad Abedi is a young educator working as a International Relations Coordinator at Resalat Institutions in Herat, Afghanistan. Sajjad manages and coordinates different global competitions, including AMC, the KGL contest, HIPPO Olympiad, and partnering with many private and public schools across the country to have them participate. Sajjad's passion is to support gifted students who have an interest in STEAM fields by helping them take part in such top competitions so that they can be successful in all their future endeavors. Sajjad is also a soccer player who has won different local awards.

Sam Xinchen Sun

Country: New Zealand

Sam X. Sun, PhD in Applied Maths from Peking University, is the managing director of Whampoa Academy in New Zealand (est. 2007), which guides students to prepare various college entrance examinations as well as mathematics competitions. Many high school graduates who have ever studied in Whampoa Academy have been accepted by prestigious universities in the world.




Sergio Renan Canaviri

Country: Bolivia

Mathematics teacher who has been preparing different mathematics teams in BOLIVIA for participation in international events since 2004, received recognition by the Bolivian Ministry of Education in 2005 for the work carried out with the Bolivian team, currently organizes the Mathematical Kanguro Contest (full member of the Kangourou sans Frontières Association), organizer of the International Mathematics Olympiad for Primary Schools (OLIMPRI) where about 15 Latin American countries participate, founder and organizer of the Olympiad of Junior American Sciences along with Argentina, Brazil, Chile, Mexico, Colombia

Simon Chua

Countries: Philippines

Simon Chua is a recipient of the following awards: Paul Erdos Award (2006) presented by the World Federation of National Mathematics Competition in 2006 for his significant contribution to the enrichment of mathematics learning in the Philippines; the Aryabhatta International Award (2007) presented by the Indian Government for his contribution to research and innovation in teaching mathematics to school children; and BH Neumann Award (2011) presented by the Australian Mathematics Trust for his significant contribution to the enrichment of mathematics learning in Australia. The Department of Science and Technology - Science Education Institute in the Philippines awarded him the Gawad Leadership and Innovations for Development Relevant to Science Education (2014) for showing a strong leadership in the training of elementary and high school students in basic and advanced mathematics, and in Philippine participation in international mathematics competitions.

Syam Chandra

Countries: India, Saudi Arabia, UAE

Mr. Chandra has been leading organizations and working with students for more than a decade; he is heavily experienced in guiding students, as well as counselling and consulting on several areas including university admissions in the United States. As the Senior Counsellor with TLUPS and the academic director of Enrichment programs in Cedar Rapids Community School Board, and as a researcher associated with the consortium of universities and colleges in Iowa, Chandra spends time in Iowa teaching, conducting research and working with educators and policy makers. He is also an invited fellow with the Canadian Parliament Teachers Institute. He is the lead editor of the Transitions in Global Education research journal. You'll find Mr. Chandra's articles published in such newspapers as The Hindu, Huffington Post, the Indian Express, and Hindustan Times. He is accredited with the American School Counselling Association as designated College admission specialist as well as an ACA accredited stress and strain management counselor and as a career guidance practitioner and base his practice out of Boston and Iowa. He lives in WestDale Village, Canada with his family.



Yonghoon Jung

Countries: Fiji





If you are interested in being an International Group Leader for the 2023-2024 cycle, please reach out to us at