Academic Board Members

Atima Joshi (Principal)


Atima Joshi is an experienced educator and has been a part of the EtonHouse Education Group since 2003. She has held various leadership positions including Principal (Middleton International School), Vice-Principal of EtonHouse International School – Broadrick and International Baccalaureate Primary Years’ Programme (IBPYP) Coordinator, Coordinator positions for different subject areas as well as grade level coordinator roles. Atima is an approved IB educator and consultant. She has also held the Chair position for Singapore-Malaysia International Baccalaureate PYP Network. She is regularly invited to speak in regional educational conferences across the Asia-Pacific region, deliver professional development workshops for educators and has been a member of various pedagogical committees and academic boards. In her various positions as classroom and subject teacher, she has taught students in various age ranges including early years.  

Atima holds a Masters in Education from Australia and is a firm believer in lifelong learning and continual growth. Her passion, creativity and enthusiasm have enabled her to create holistic learning environments that have nurtured and inspired her students, staff and parent community.  

You may find her curiously exploring bugs with children or splashing in puddles with them amidst joyful peals of laughter! A strong believer in the power of curiosity, positive psychology and mindfulness, Atima believes in savouring life as it comes!

Matthew Scott (Vice Principal)


Matthew has been a part of the Middleton community since 2018. He is an experienced Educational Leader both in Melbourne and Singapore. He has a passion for lifelong learning which has seen him acquire a Bachelor of Education from Melbourne University, a Masters of Education from Monash University, a Graduate Diploma of Psychology from Monash University and a Graduate Certificate in Education (IB, PYP). He is a Google Certified Educator, Apple Teacher and graduate of Positive Neuroplasticity Training.

Matthew is an active member in the broader educational context, from speaking at conferences, to authoring eBooks and mentoring teachers. Recent speaking engagements include the SJI Wellbeing Conference (Singapore), CSA State Conference (Victoria), Digicon and PESA (Melbourne). He has experience working with multiple curriculum models, and has spent time developing national curriculum resources for Australian schools as well being a consultant regarding 21st Century pedagogy across the state of Victoria.

Matthew believes in a socio-constructivist approach to teaching and learning. He is driven by the desire to provide strong academic rigour, coupled with developing key dispositions and thinking routines that support students to be lifelong learners and compassionate citizens. Matthew’s ambition is to see all students flourish, through both academic and social/emotional learning.

Personally, Matthew enjoys spending time with his wife and three children. He has a passion for travelling and living an active lifestyle. On weekends he can be found running, walking, swimming and playing sports with his children.

Christopher Barrie Hansford (Teacher)


Chris is from the UK and is also a Permanent Resident of Singapore. He has over 15 years of experience in teaching the EYFS, Key Stage 1 and Key Stage 2, in the UK and Singapore (age 4 to 11) and has extensive knowledge of the English National Curriculum and the International Baccalaureate Primary Years Programme (PYP).

Chris is a highly motivated teacher and is passionate about delivering best practice in the classroom to ensure engaging and challenging lessons for students.

Apart from his qualifications in teaching, he is also a certified Tennis Coach (British Lawn Tennis Association Level 2); Tae Kwon Do Instructor (UKASKO) and is also equipped to Teaching English as a Foreign Language (TEFL). Chris looks forward to bring his multifaceted talents to Middleton to provide a wide and dynamic range of curricula and co-curricular options.

Gladys Ang (Teacher)

Gladys completed her Postgraduate Diploma in Education in National Institute of Education (Singapore) and enjoyed a 7-year teaching stint within the public and international education system in Singapore before moving to Jakarta, Indonesia. Over there, she spent 5 years teaching Mathematics and Mandarin to students undertaking the Cambridge International Examinations (CIE) Primary Checkpoint Programme and Cambridge International General Certificate of Secondary Education (IGCSE) before returning to Singapore in August this year.

She believes in encouraging her students to be self-directed learners, to question and think critically about what they read and to collaborate often. With a strong belief in the philosophy that no child gets left behind, she always tailored her lessons to ensure that her students achieve their potential and develop themselves holistically. Personally, she enjoys experiencing different countries and working in the international community. As an avid sportswoman, she also enjoys being outdoors, running on trails, trekking and participating in ultra-marathons.

Sidonie Etchells (Teacher)

Sidonie Etchells hails from the UK and has recently moved to Singapore with her husband. A positive and enthusiastic teacher, Sidonie firmly believes that teaching should be learner-centric and that the role of a teacher is to inspire all young learners to take control of and pride in their own learning. She strives to make learners aware of their potential by creating a nurturing and creative environment. Sidonie believes that school should be respectful, fun and engaging for everyone – staff, students and parents.

Sidonie holds a Bachelor of Arts in Education. She has previously taught Years 4, 5 and 6 in Manchester and Peterborough.  Her passion for travel has seen her engage in various backpacking adventures around the world and added to her understanding of diversity as well as international-mindedness.

Mark Sherwin (Teacher)

Mark comes to Middleton International School with a degree in Sport Science from Winchester University, a postgraduate degree in Social Science from Bristol University, He is also qualified in Teaching English as a Foreign Language (TEFL). Mark has been in Education for the past 12 years, covering primary, secondary, and further education. From this, Mark has great exposure to techniques pertinent to making sports and physical education fun, and engaging.

Mark’s passion for sports and fitness, along with being a fully qualified personal trainer and playing various sports at a competitive level, has driven him to develop sports education that focuses on motivating and encouraging children to enjoy sports, and lead a healthy lifestyle; and believes that sport plays a crucial part in building a child’s foundation for a healthy future lifestyle.

Khin Thern Lee (Teacher)

Khin Thern has more than 10 years of teaching experience teaching in local and international schools.

Prior to joining Middleton, Khin Thern held the roles of subject coordinator and curriculum developer for Grade 7 and 8 Science. He is highly experienced in the assessment system, requirements, implementation and delivery of the IGCSE and IB Diploma Programme.

A highly task-orientated professional, Khin Thern holds the values of honesty, responsibility and integrity close to his heart and is a proponent of these values to those around him.