David Carroll has extensive experience in education assessment and curriculum development across Europe, Asia, Africa, and the Middle East. He has over 30 years of experience working for international organizations such as the World Bank, UNICEF, USAID, and British Council. His areas of expertise include developing national assessment systems, designing classroom and sample-based assessments, training teachers in assessment practices, and advising countries on assessment policy. He has led large-scale projects in over 20 countries.