As well as the overall winner, there were 12 individual category winners:
ACS International Schools Surrey, UK won the digital technology in learning award for a tech equipment sharing project with local schools, which includes student to teacher learning
British Embassy School Ankara, Turkey won the ethical values education award for an initiative that links ethical conduct with critical thinking and global citizenship
The British International School Abu Dhabi, UAE received the community award for a collaboration between students and Abu Dhabi University to redesign a local superblock with sustainable and community benefits
International Community School Amman, Jordan won the inclusion award for the development of a specialist-led inclusion team that provides modelling and mentoring to staff, and shares best practice in local centres
Qatar Academy for Science and Technology won the teaching and learning award for a project-based learning framework supported by external partnerships in order to create and present solutions to real-life local and global issues
Atlanta International School, USA received the international award for establishing the student-led #MyFreedomDay campaign which has been embraced by other schools and students to create a global movement that is challenging and raising awareness of human trafficking
New Cairo British International School, Egypt was presented with the pastoral award for a daily emoji check-in system for all children which includes an App that is accessible for other schools
Branksome Hall Asia in South Korea won the award to support students as future-thinking innovators. Its initiative involves remote collaboration between students in South Korea and its sister school in Canada to solve problems related to the environment and its social and economic impact
Nanjing International School, China won the strategic leadership award for an initiative to transform learning and develop talent by focusing on strategy and embedding it around inclusion, creative thinking, and personal excellence
Raha International School, UAE was presented with the award for the best initiative to support students' pathways to higher education for a night school programme accessible for all secondary students and their parents, which provides information and resources on universities and their application procedures from over 40 countries
Dubai College, UAE won the school wellbeing and safeguarding award for a research-led initiative which drew on best practice and expert advice to create a programme of positive psychology interventions for its students
St Andrews International School Bangkok (Primary School) won the category award for the best environmental initiative, which was also selected as the overall International School of the Year 2020
In addition to this year's headline sponsorship by TES, category awards were sponsored by BETT, New York Times inEducation, Enhanced Learning Services, InterHigh, Houghton Mifflin Harcourt, British Council Schools, Furlong, Pearson, SpaceZero, Follett, Monash University and Impero Software.
According to ISC Research data, there are now more than 11,000 English-medium international schools around the world teaching over 6 million children. "There are some quite exceptional international schools implementing truly outstanding initiatives," said CEO of ISC Research, Leigh Webb.
"ISC Research is very proud to host the International School Awards which help to recognise, and raise awareness of some of these very best initiatives. All initiatives have to demonstrate to judges evidence of strategies that enable the initiative to be shared with other schools. Many congratulations to St Andrews International School Bangkok for its superb success this year, and to all the award winners."