Senior Leadership Team

School-Wide

Craig Coutts - Head of School

Craig Coutts joined YIS as Head of School at the start of the 2013-14 school year after working for 12 years in Singapore at United World College of South East Asia, including eight years as primary school principal. He has been involved in international education for more than 20 years, having also worked in Indonesia and the UK. Craig's passion is service in schools. He has been heavily involved in the leadership and development of service projects around Asia and is working with students, staff and others in the community to develop the service program at YIS. Craig is originally from New Zealand, where he studied and qualified as a teacher, and he later completed a Diploma in Management and a Masters in Business Administration through Henley College in the UK. 

 

 


 

Susie Clifford - Director of Learning

Susie Clifford is the Director of Learning, a school-wide position overseeing academic programs from ELC through high school. She completed her Bachelor of Teaching at the University of South Australia. She has been teaching for over 20 years and has taught all years from Grade 1 to Grade 12, as well as serving as middle school vice-principal and MYP coordinator. Her passion lies in teaching literature and fostering the love of reading and writing in all students. She has taught in Australia, China and England, joining YIS in 2008. Susie's two sons are in high school at YIS.


 

 


 

middle aged brown man facing camera and smiling wearing a light blue shirt and tie

Walter Peña - Director of Operations

Walter Peña is the Director of Operations. With 18 years of experience in international schools, he is a CPA with extensive financial expertise and a proven record of success. He served as Business Manager at the American Cooperative School (ACS) in La Paz, Bolivia for nine years and as Business and Finance Manager at the American International School of Jeddah (AISJ) in Saudi Arabia for another nine years.
Additionally, he worked as an auditor at Price Water House Coopers (PWC) for nearly four years. Walter has a deep understanding of the financial and operational challenges international schools encounter and excels in creating and executing strategic financial plans aligned with the school's mission and goals. His family, including his wife Sophia and their children, Lucas (13) and Annie (10), reside in Yokohama, with both children attending YIS.

  

 

 

 

Elementary

David Secomb - Elementary Principal

For the past 20 years David has worked in International schools throughout Australia, Asia and Europe. He is excited to join Yokohama International School in its centenary year and has most recently held Principal positions at Tokyo International School, in Japan, and the International School of Zug and Luzern, in Switzerland. David is a Workshop leader, Evaluation leader, School Consultant for the IB, and is also a Compassionate Systems Master Practitioner. A lifelong learner, David's doctoral research investigated the intersection of policy discourse, teacher interpretation, and student experiences of mathematical inquiry. As an educator, David is passionate about helping every learner find and nurture what is most important to them, as well as helping them recognize how their gifts can benefit a community of learners. He enjoys Aussie Rules football, tinkering on the piano and, despite growing up in Australia, has an irrational fear of spiders.

 

 

 

 

Jocelyn Hartley - Elementary Vice Principal and PYP Co-ordinator

Jocelyn Hartley is the Elementary Vice Principal and PYP Coordinator, responsible for providing leadership and coordination for ELC to Grade 5 at YIS. She completed her Bachelor of (Primary) Teaching and Masters of Education at Deakin University, Melbourne. Jocelyn has been teaching in PYP schools for over 16 years, in Australia, Germany and Singapore. She also served as the Head of Teaching and Learning at an independent school in Melbourne and PYP Coordinator at an international school in Singapore. Jocelyn is an IB School Consultant, Evaluation Visitor and Workshop Leader.

 

 

 

 

Secondary

Liz Andrews - Secondary Principal

Liz Andrews joined YIS as Secondary School Principal at the start of the 2019-20 school year. Prior to joining YIS, Liz worked in Kobe, Japan; Tanzania, Thailand and Australia. Having worked in international education for over 20 years, Liz has been an MYP Coordinator, Grade level leader, department head, Vice Principal and Principal. Through the varied experiences of these roles, she has developed a keen interest in exploring inclusive classroom and community practices that support diverse learners. 

Liz is originally from Australia where she qualified as an English literature and Science/Biology teacher. She later completed a Masters of Education at the University of Melbourne and a Master of Arts in International School Leadership at the University of Bath in England. Liz and her husband Steve live in Yokohama with their two children who both attend YIS.

 

 

 

Giles Pinto - High School Vice Principal and IB Diploma Program Coordinator

Giles Pinto joined YIS in August 2020 as the High School Vice Principal and IB Diploma Program Coordinator, bringing with him two decades of experience as an educator that started during the Japan Exchange & Teaching Program (JET). Giles has worked as a school leader in IB Continuum schools in his home country of Canada and the Bahamas. Drawing from his Honours undergraduate degree in English Literature at the University of Alberta, Giles started his teaching career with MYP and DP English before taking on Theory of Knowledge as well. He did his teacher training at the University of Toronto, where he earned a Bachelor of Education as well as two other graduate degrees: Master of Arts (Asian Studies) and Master of Education (Counselling Psychology). Giles is an active member of the IB Educator Network as a workshop leader, consultant and unit reviewer. He lives in Yokohama with his wife Marlene and their twin daughters, Gabrielle and Joy, who are both high school students at YIS.

 

Sumiko Paige - Middle School Vice Principal and MYP Coordinator
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Sumiko Paige joined YIS in August 2022 as the Languages Team Leader. Before Yokohama, she spent 17 years in Melbourne, Australia, excelling as Language Faculty Coordinator and Assistant Middle Year Programme Coordinator, where she played a pivotal role in enhancing collaborative practices and curriculum innovation.

An accomplished IB educator, Sumiko actively contributes to the global educational community as a Workshop Leader, School Visiting Team Leader, and Consultant. She holds a Bachelor of Arts in Linguistics and Performing Arts from Monash University, a Diploma in Education, and a Master of Instructional Leadership from Melbourne University.

Sumiko and her husband, John, reside in Kamakura with their two daughters, who attend YIS.