John Clark is the Director of Strategic Initiatives at ETS, where he leads efforts to bridge the assessment needs of international students and the global institutions that rely on TOEFL as evidence of academic English proficiency. Before joining ETS, John Clark was a Senior Consultant at WGU Labs, where he helped startups build and scale effective learning tools in K12 and university environments. John was also an adjunct instructor at Dominican University in Chicago, IL from 2015 to 2021.

Peter Westerhuis is part of the TOEFL team at ETS and has more than 15 years of experience in English language education. Originally from Canada and based in France, he has worked with students, educators, and institutions across North America, Europe, and Asia. He is dedicated to helping learners achieve their academic and professional goals through English language proficiency.

Justin Mohney is the Deputy Director of Admission in the Office of Admission at Carnegie Mellon University.  Justin has over seventeen years of experience working in enrollment management, recruiting students from diverse geographic and cultural backgrounds for both academic and artistic programs within the university.  Justin also volunteers his time with the National Association for College Admission Counseling (NACAC) and the Pennsylvania Association for College Admission Counseling (PACAC).

Justin completed a Master of Science in Higher Education in 2015 from Drexel University with a concentration in Educational Policy.  As a part of this program, he completed a research co-op titled “Enrollment Decisions of Rural Students at a Selective Urban University”.  Justin received a Bachelor of Science in Business Administration with a concentration in Marketing from the Tepper School of Business at Carnegie Mellon University in 2009.  Upon completion of his undergraduate education, he began work for Carnegie Mellon as an Assistant Director of Admission.  As a part of his work, Justin has travelled to over 40 states recruiting for the university.  

As a volunteer, Justin has presented on topics including budgeting models in higher education, the use of character in the admission process, and fostering a more inclusive and equitable campus visit program at events including PACAC’s Annual Conference, PACAC’s Middle Management Institute, NACAC’s Annual Conference, and the College Board’s Dream Deferred Conference. He has served on PACAC’s executive committee and president’s council, serving as the Association’s president during the 2021-2022 academic year.  In 2025, Justin was honored by the Association with the William R. McClintick, Jr. Service Award for his work at Carnegie Mellon University and with PACAC.  Additionally, Justin serves as co-chair of the Local Arrangements Committee for NACAC’s Pittsburgh National College Fair.

Juan Arellano, Senior Associate Director of Admissions oversees our student recruitment and admissions process in Western Europe.  He works closely with students, families and school counsellors, representing all three campuses in New York, Shanghai and Abu Dhabi.  Juan is originally from the United States and previously worked for the U.S. State Department and lived in Jordan, Mexico, UK and Israel.  He has also worked in the British university higher education sector.  He holds a B.A. in Political Science from Reed College and an MA in Law and Diplomacy from Tufts University – Fletcher School of Law and Diplomacy.

Alfred Guaman, Assistant Director of Marketing and Graduate Recruitment, oversees Cornell Tech’s student recruitment and admissions process for the Master of Engineering and Master of Science and Information Science Degrees. Alfred’s experience in higher education includes access institutions, private institutions, faith-based institutions, public institutions, and ivy league institutions. He holds a B.S. in Finance from William Paterson University and a M.A. in Higher Education Administration from Stony Brook University.

Peter Westerhuis is part of the TOEFL team at ETS and has more than 15 years of experience in English language education. Originally from Canada and based in France, he has worked with students, educators, and institutions across North America, Europe, and Asia. He is dedicated to helping learners achieve their academic and professional goals through English language proficiency.

Jonathan Harmon is the Senior Assistant Director, Recruiting and Admissions at University of Illinois Gies College of Business, where he supports prospective students across seven specialized graduate programs. His work focuses on helping students navigate the admissions process and identify programs aligned with their academic and professional goals. Jonathan is especially interested in relationship-building, student engagement, and creating welcoming experiences.

Sergio Martinez has worked in international higher education for 13 years. As Associate Director of Recruitment and Marketing at Northeastern University, he understands the journey of choosing a course and everything that comes with relocating and funding for graduate studies. Join him for an honest, practical session on Finance 101: Searching for Scholarships & Building a Budget — the application process and the support that's there for you every step of the way.

Peter Westerhuis is part of the TOEFL team at ETS and has more than 15 years of experience in English language education. Originally from Canada and based in France, he has worked with students, educators, and institutions across North America, Europe, and Asia. He is dedicated to helping learners achieve their academic and professional goals through English language proficiency.

Charlie is the Director of Client Relations for TOEFL, covering the UK. He's been working in the UK Higher Education sector for nearly 10 years and has in depth knowledge of the recruitment and admissions processes for international students looking to come and study in the UK.

Peter Westerhuis is part of the TOEFL team at ETS and has more than 15 years of experience in English language education. Originally from Canada and based in France, he has worked with students, educators, and institutions across North America, Europe, and Asia. He is dedicated to helping learners achieve their academic and professional goals through English language proficiency.

Maria Kirilova is the Senior Director of Strategic Partnerships at ETS, where she works with governments, universities, and educational organizations across the EMEA region (Europe, the Middle East, and Africa).

Her work focuses on helping education systems respond to changing student needs, including new trends in education, assessment, and international student mobility. She builds partnerships with Ministries of Education and universities to improve access to education and support high-quality assessment.

Maria is passionate about creating educational opportunities that meet the needs of today’s students and help them succeed in an increasingly global learning environment.

Dr. Matt Stiegemeyer is Senior Director, Partnerships at ETS Canada. With more than 20 years of experience in higher education, he has worked in student recruitment, admissions, marketing, and enrolment management at institutions in both the United States and Canada, including the University of Victoria, Concordia University, and Western University. Matthew works closely with higher education partners across Canada on issues related to international student mobility, English language assessment, admissions policy, and enrolment strategy

Yujian Wang serves as the Associate Director of International Admissions at Purdue University. She has worked in Purdue’s Office of Admissions for seven years and has more than a decade of experience in international credential evaluation, recruitment, and admissions. In her current role, Yujian oversees international transfer admissions and also recruits and reviews first-year international applicants.

As a former international student herself, Yujian understands the challenges students may face throughout the U.S. college application process. She is passionate about helping international students find the right fit and navigate the admissions process with confidence.

Anna earned a Bachelor's in Russian from Beloit College and a Master's in International Education with a concentration in Higher Education from the George Washington University. She has worked in international admissions at UW-Madison for the past 10 years, currently serving as Assistant Director of the Global Initiatives Team in the Office of Admissions and Recruitment overseeing international first-year application review and related processes as well as communications with prospective and incoming international students.

John Clark is the Director of Strategic Initiatives at ETS, where he leads efforts to bridge the assessment needs of international students and the global institutions that rely on TOEFL as evidence of academic English proficiency. Before joining ETS, John Clark was a Senior Consultant at WGU Labs, where he helped startups build and scale effective learning tools in K12 and university environments. John was also an adjunct instructor at Dominican University in Chicago, IL from 2015 to 2021.