Lena Gray has extensive experience of developing assessment policies, supporting teachers and examiners in the implementation of these, and evaluating their implementation. She was former Director of Research and Analysis at AQA, England’s largest GCSE and A-level exam board, UK. Lesley Wiseman-Orr is a research Fellow in the School of Education at the University of Glasgow. Lesley is a member of the International Educational Assessment Network which brings together international research and policy experts from small nations and states to share evidence from research and practice, to generate new ideas and to tackle long term problems in educational assessment.