Research, policy & practice

Curriculum, Evaluation and Management Centre. Durham University.

Canada Election Study website. University of Montreal.

Great Britain. Office for Standards in Education

Daycare Trust

Stanford University Press

Australian Journal of Early Childhood, 30(2), 29-39.

School Leadership Centre. Faculty of Education. University of British Columbia.

Arbor Educational and Clinical Consulting Inc.

Government of New Zealand. Ministry of Education & New Zealand Council for Educational Research

UK Government. Department for Business, Enterprise and Regulatory Reform.