Course Facilitators
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PTC FACILITATORS
Kelly Armitage is Principal of the Elementary School at International School Bangkok. Before taking the role of Principal, Kelly served as Vice Principal and as a learning coach at ISB. Prior to Bangkok, Kelly was a staff developer and educational consultant for 10 years in the areas of literacy, science, assessment, and ESL. During this time, Kelly provided extensive training to teachers, administrators and parents. She also served as Curriculum Coordinator at Escuela Campo Alegre in Caracas, Venezuela. Kelly has been a classroom teacher for many years, a literacy specialist, and a bilingual/ESL teacher. Kelly holds a Certificate of International School Leadership from the Principals' Training Center. She graduated with a Masters Degree in Bilingual Education and ESL with an emphasis in Curriculum from the University of Colorado and holds a teaching license and endorsements in Bilingual Education and ESL from the state of Colorado. Kelly is fortunate to work with her husband, Jim, and have their two children attend ISB as well.
Bambi Betts is the Director of the Principals’ Training Center for International School Leadership (PTC) as well as the CEO for The Academy for International School Heads (AISH). She was formerly Director of Escuela Campo Alegre and has held principalships in three international schools. Bambi has been actively involved with the PTC since its inception as a course developer, trainer, and co-trainer for the Essential Skills courses. She is a leading consultant on a wide range of topics in international schools and conducts on-site training modules worldwide. Bambi has written many articles on practical ways to improve international schools and authors a regular column on the PTC pages of The International Educator (TIE).
Kevin Bartlett has held leadership positions in Tanzania, Namibia, Austria and Belgium, where he is currently Director of the International School of Brussels, a fully inclusive school. Kevin has been deeply involved in designing accreditation systems for the European Council of International Schools and the Council of International Schools, leadership training for the Principals' Training Center and The International Leadership and Management Programme, and curriculum design, as the initiator and early leader of the IB Primary Years Programme. Kevin is currently involved in launching two global initiatives: The Next Frontier: Inclusion and The Common Ground Collaborative, a curriculum project for international and national schools. Most significantly Kevin is, first and foremost, a practitioner.
Nick Bowley is an Accreditation Officer for the Council of International Schools (CIS)He is the former Headmaster of Beijing City International School, the International School of Tianjin, and Icardia Int'l School in Syria. He has also held administrative positions in international schools in Tanzania and Jordan. Nick serves on the ACAMIS board and the board of the Rufiji Leprocy Trust.
Christopher Bowman took up the post of Director of the International School of Luxembourg in July 2007. He worked previously as the Associate Superintendent with Educational Overseas Services, Ltd. Prior to that, Chris was Director of the Bavarian International School, Copenhagen International School and Port Moresby International School. Chris comes from Australia where he served as a school administrator and as a District Superintendent of Education. He has re-joined the ECIS Board of Trustees, having earlier served as a trustee and chairman. Chris is a graduate of the PTC Essential Skills Program and has worked as a trainer with the PTC since 1999. He is also a trainer with the Covey 7 Habits Program, and the Conflict Resolution Network.
Treena Casey
currently works as Director of Curriculum at Singapore American School. This is her 23rd year working mostly in international education. Prior to coming to Singapore she served as Assistant Director for Curriculum and Instruction at Shekou International School, China where she worked for eight years. Before that Treena was a teacher and teacher leader at Nagoya International School and International School Bangkok. She started her education career in New Zealand, teaching in both urban and rural schools. Treena is, and has been, actively involved in student learning and assessment, curriculum development, professional development, strategic planning and WASC and IB accreditation processes. Treena holds a Certificate of International School Leadership from the Principals Training Center. She holds teaching certification and undergraduate credentials from Auckland College of Education, a B.S from Regents College, New York and a Master’s degree from the State University of New York, Buffalo.
Stephen Dare is currently the Head of School at Hong Kong Academy. He was formerly the Assistant Superintendent at International School Manila. He has also worked in state schools in the UK and in international independent schools in the United States and Colombia as a teacher and administrator. Starting in August, he will be working at Hong Kong Academy as Head of School. Stephen has been involved in curriculum development in international contexts for over 20 years and is a trainer for the Principals’ Training Center.
Steve Druggan Ed.D has been involved in International Education for nearly 20 years and is currently the Deputy Head of School for Learning at the Jakarta International School. Previously, Steve has been a classroom teacher, technology leader and leadership team member at the American School of Milan and Munich International School. Steve is passionate about leading teams that accomplish more than they ever thought possible and assembling the evidence to focus the conversations.

Sue Easton is the Director of Curriculum and Professional Development at the International School of Kuala Lumpur (ISKL). Sue was recently in Barcelona as the Assistant Director for Learning at ASB and previously worked in Canada as a teacher, assistant Principal, Principal, and system-wide Learning Coordinator focusing on Literacy and Numeracy for struggling learners. She has a Masters in International Education Administration and Principals’ Qualifications through the Ontario Institute of Studies in Education (OISE). Sue has taken an active role in the Accreditation process, and has experience with MSA, CIS and now WASC. She has a passion for learning and a belief that systematized school structures lead the road to school and student success.
Gordon Eldridge is currently Curriculum Director at the International School of Brussels. Gordon was the Head of K. International School in Japan from the time the school was founded in 1997 until 2005. Schooled in Australia, Gordon originally trained as a foreign language teacher (German), and has taught ESL and history. He is currently undertaking a PhD with research focusing on curriculum implementation and is also a researcher for the Principals' Training Center(PTC), Teacher Training Center(TTC) and The International Educator (TIE). Gordon is a graduate of the PTC's Essential Skills program and has co-trained for the PTC's Summer institutes for the past eight years.
Chad Fairey is Associate Head of School at Washington International School in Washington, DC. He has been leading school technology programs for the last twelve years, first as a technology coordinator in Fairfax County, Virginia, and most recently as the Director of Technology at the American School of Paris. Originally a history teacher, he received his B.A. in History from Florida State University, his M.Ed in Social Studies Education at the University of Virginia and is currently pursuing his Ed.D. in educational leadership and administration from the University of Bath in the United Kingdom. Actively involved with leadership in the US as well as in international schools, he has served as a fellow with the Library of Congress, as a member of the Curriculum Committee of the National Council for the Social Studies (NCSS), as the chair of the IT Committee of the European Council of International Schools (ECIS), and the founding chair of the International Schools SIG of the International Society for Technology in Education (ISTE).
Jeff Farrington is the HS Principal/MSHS Campus Director at the American School Foundation of Monterrey, Mexico. He started his international education career in 1994 and has been actively involved in guiding instruction and assessment for the past 11 years. He has served as consultant for SACS/CASI AdvancED, acting as a member of a Quality Assurance Review team. Jeff holds a Masters degree in International Education and is a graduate of the PTC Essential Skills program.
Lee Fertig is the Superintendent of Graded School in São Paulo, Brazil. Lee has 25 years of administrative and teaching experience in a wide variety of educational settings including four international schools (in Ethiopia, Brazil, and Spain), a private school in New York City, and a voluntary integration public magnet school in Minneapolis. He is a trainer for the Principals’ Training Center (PTC), has taught in the College of Education at the University of Minnesota, and has been a guest speaker on contemporary educational issues at a wide variety of community events. He has consulted for several educational service companies, providing specialized training and project management services to K-12 schools and districts around the world. Lee’s interests in intercultural education, school-based continuous improvement, and the role of schooling in society are at the core of his educational philosophy.
Bill Gerritz received his Ph.D. at UC Berkeley. He has written over 20 journal articles and has an abiding interest in learning improvement. Bill is currently Head at International School Bangkok. He has been a grade 1 teacher, a faculty member at the University of California, Berkeley and a researcher at the Far West Labs for Educational Research. Since becoming international, he has held leadership positions at Escuela Campo Alegre in Caracas, The International School of Curacao, and The American School of The Hague. He has served as a board member of the Academy of International School Heads, the European Council of International School, the Council of International Schools, and the International School Association of Thailand. Aside from his family and the outdoors, his abiding passion has been finding and implementing processes and systems that will systematically improve learning, teaching, and schools.
Ji Han is currently the Principal at the Baden Campus of Zurich International School. Before stepping into administration, Ji spent 10 years teaching elementary and middle students in California and Zurich. She holds a Masters Degree in Educational Leadership and has been working as an international school administrator for the past 10 years. Ji’s career in international education includes a broad range of experiences as a workshop leader and educational consultant. She has worked extensively with the International Baccalaureate Primary Years Program and Council of International Schools on curriculum development, review and evaluation.
Patricia Handly, as an independent educational consultant, has supported teachers and principals in more than 100 schools across five continents. Her areas of focus include school leadership, English literacy development for speakers of other languages, and, most recently, building caring school communities. She currently supports Developmental Studies Center, a non-profit mission driven organization dedicated to promoting children’s academic, ethical and social development. Before consulting, Pat enjoyed positions in the United States as an elementary level teacher, school psychologist and a college level instructor in psychology. As a principal Pat worked in three different international schools, The Carol Morgan School in the Dominican Republic, Saint John’s School in Puerto Rico and Escuela Campo Alegre in Caracas, Venezuela. Since 1991 Pat has been associated with the PTC, first as a participant, then site coordinator in Miami, co-trainer for several courses and for the last eight years, has thoroughly enjoyed facilitating the courses on Instructional Supervision and Evaluation.
Robin Heslip is the Director of the American International School of Zagreb and has held leadership and teaching positions in Argentina, Malaysia, Morocco, Zaire and the US. Robin holds a Masters degree in Professional Development and a PhD in Curriculum and Instruction. She taught nine years in Wisconsin before moving overseas 24 years ago. Robin has been actively involved in student learning and assessment, professional development, curriculum development, strategic planning and accreditation processes in all of the schools at which she has worked. Robin is currently Chair of the Board of Directors of the Central and Eastern European Schools Association (CEESA).
Mark Klein is an Attorney at Law in both New Jersey and Pennsylvania and the Superintendent of Schools in Council Rock School District, Pennsylvania. He has been an adjunct professor for both Lehigh University, and Delaware Valley College in conjunction with their Education Leadership Programs. He has previously been nominated for both the National Distinguished Principal Award and the National PTA Education of the Year award. Mark has also been featured in both a documentary “Are We Educating Our Children for the Future” and Cable Access Programming “The Rights of Children”. Mark has presented Law seminars for Lehigh University.
Ronald Lalonde is currently the Middle School Principal at the American School Foundation of Monterrey, Mexico. Prior to that he developed the Instructional Coaching Program at ASFM. In his eleven years in international education, Ron has held leadership positions at both ASFM and the American School in London. He holds a Master’s Degree in Educational Philosophy from the Ontario Institute for Studies in Education (OISE) and a doctorate from the University of Calgary in International Educational Leadership. He continues to research in the area of his doctoral work, student engagement and student voice. Ron has also served as a consultant for AdvancED as a member of a Quality Assurance Review Team.
Sasha Marshall is currently the Head of the Early Childhood Centre at the International School of Brussels. Prior to this she was Deputy Head of Primary and PYP Coordinator at the International School Dhaka, Bangladesh and several years ago, Head of K. International School Tokyo for a period of three and half years. She has a broad range of experience as a teacher, curriculum coordinator, trainer and evaluation team member in international schools. Sasha has been a Primary Years Program trainer for the International Baccalaureate as well as a team leader for the International Baccalaureate Authorization Teams in the Asia Pacific region. Sasha has been involved in the planning, support and implementation of a K-12 inquiry based, concept driven curriculum and is extremely interested in the development of whole school continuums of international education.
John Mikton is an Apple Distinguished Educator. He is currently the Director of Information Technology at the International School of Prague. He is the Chair of the ECIS ICT Committee. John has worked in Tanzania (IST) , China (WAB) and Japan (ASIJ) at International Schools. He has been an elementary school classroom teacher, IT Specialist, IT Coordinator and IT Director. Previous to this John worked in television and print advertising in Switzerland (Television Suisse Romande) and in the United States, Warner Communications and the San Francisco Bay Guardian. John presents as a keynote speaker, and workshop facilitator at international school conferences and also works as a consultant. John runs http://beyonddigital.org, http://www.beyonddigitalworkshops.org/ and is a regular contributor to http://tek-tips.nethawk.net/. John has a keen interest in the impact of digital media on facilitating and managing IT systems to support student learning.
Douglas Musco is originally from Ithaca, NY, and spent the last 19 years in international schools around the world with his wife Phyllis, and two beautiful daughters, Aubrey and Isabel. He is currently the MS/HS Principal at the Hong Kong Academy. Prior to that, he served as an IB History Teacher, IB Coordinator, and Principal in Venezuela, Morocco, and Ghana.
William Powell has been involved with international education for almost thirty years serving as a university lecturer in Saudi Arabia, Secondary Headmaster and CEO at the Int'l School of Tanganyika, HS Principal at Jakarta Int'l School, and most recently the Headmaster of the Int'l School of Kuala Lumpur. Bill, along with his wife Ochan, are now focusing their attention on teacher professional development. Bill is the co-author of Count Me In: Developing Inclusive International Schools (2000) and Making the Difference: Differentiation in International Schools (in preparation). He is the author of numerous articles on educational leadership, school improvement and governance and is a frequent presenter at educational conferences. Bill has served on the board of directors of the Association of Int'l Schools in Africa (AISA), the Association for the Advancement of International Education (AAIE) and the Academy of International School Heads (AISH). Currently, Bill is the Associate Director of Education Across Frontiers.
Sarah Putnam brings 23 years of teaching and administrative experience to her trainings. Currently Head of School of the International School of Aruba, Sarah has been Deputy Superintendent for Shanghai American School, served as Curriculum Coordinator for the American School in Japan, and was Principal/Superintendent for eleven years at two public school districts in Montana. For the three years prior to Aruba, Sarah was a national trainer for Language Essentials for Teachers of Reading and Spelling (LETRS), as well as a Keys to Literacy trainer focused on adolescent literacy. She is a doctoral candidate in Educational Leadership from the University of MT, has a Master’s Degree in Education from UMASS, and an A.B. from Harvard University.
Julie Ryan taught in Ohio, Illinois, France, and California before getting involved in educational administration in 1984, first as an elementary school principal in California and eventually as Lower School Principal at The American School in London which is her current post. She served as a trainer for the California School Leadership Academy (ACSA) from 1990-95 and for the Principals Training Center from 1998-present. She was selected as a National Distinguished Principal (US State Department and the National Association of Elementary School Principals) in 1999. Julie has consulted at many international schools and is a frequent speaker at major educational conferences including ECIS and MAIS. She is currently serving as a Commissioner to the Middle States Association of Colleges and Schools.
John Sperandio is the founding Director of Stonehill International School. He has more than thirty years experience as an IB teacher, a physicist/engineer, a school business manager and as a director of international schools. He joined the U.S. Peace Corps school. and served as a teacher in an Ed. project in Uganda. Followed by ten years of teaching math, physics and accounting in Kuwait, Malta and Tanzania. His first administrative experience came in Malta, helping establish the parent foundation and governing body of the Verdala School. In Tanzania he followed as the School Business Manager for IS Tanganyika. John later returned to the USA as an engineer and scientist for Dames and Moore to model severe accidents in nuclear power stations and developed a multi-user computer interface, SAGE, for Gabor, Kenton and Associates to train power station operators in severe accident management. He returned to international schools as a financial consultant and was appointed Director of Support Services at Escuela Campo Alegre. In 1998, John was appointed the Director of the IS Azerbaijan, and in 2003, at IS Dhaka. In January 2008, having added two new countries to the IB World map, John accepted a commission from the Embassy Group to develop the first accredited, IB World School in Bangalore to offer all three programmes of the IB.
Richard Tangye is the Chief Executive of the International School Dhaka in Bangladesh and was formerly the Executive Director of the Council of International Schools (CIS). He has a degree in Economics and Politics from Cambridge University and, after a brief spell teaching in Papua New Guinea, joined the world of business. After working in North America for ten years, he has spent seventeen years with Jardine Matheson in Asia where, in addition to his business responsibilities, he actively participated in school governance, new school building and advisory bodies on education. He has been Board Chair at the British International School in Jakarta, Taipei European School in Taiwan, and South Island School in Hong Kong. In this latter location he was a member of the Management Committee of the English Schools' Foundation, and Chair of the Teachers' Pay Review Committee. Richard is a Member of the Governing Council for Stonehill International School in Bangalore, the IB Asia Pacific Regional Council and is Chairman of Knightsbridge Schools International.




