DIRECTOR, UCL INSTITUTE OF EDUCATION, UK
EMERITUS PROFESSOR OF EDUCATIONAL ASSESSMENT, UCL INSTITUTE OF EDUCATION, UK
SENIOR RESEARCHER, EDUCATION ENDOWMENT FOUNDATION AND EPPI-CENTRE, UNIVERSITY COLLEGE LONDON, UK
ENGLISH TEACHER AND RESEARCH LEAD, ETON
DIRECTOR OF TEACHING AND LEARNING, UNIVERSITY OF CAMBRIDGE
PROFESSOR OF LANGUAGE EDUCATION, UNIVERSITY EAST ANGLIA
DIRECTOR OF EDUCATION, EVIDENCE BASED EDUCATION, UK