Director of the Early Childhood and Family Unit at UNESCO from 1989-97, John has worked in the early childhood policy field with the main international early childhood organisations, the UN Committee on the Rights of the Child and the UN Committee for the International Year of the Family. In 1998, he joined the OECD as senior consultant to the Early Childhood Policy Review. He co-authored with Dr. Michelle Neuman and Professor Collette Tayler two comparative works on early childhood policy in twenty of the OECD countries. The reports entitled Starting Strong: early childhood education and care, were published by the OECD in 2001 and 2006. Author of many articles, including contributions to the International Encyclopaedia of Education and the Encyclopaedia of the Social and Behavioural Sciences, he has also been a member of several international committees in the field of early education and children's rights. At the moment, a Visiting Fellow at the Thomas Coram Research Unit, Institute of Education, University of London, John is researching public policies for young Roma children in the CEE countries for OSI, UNICEF and the Roma Education Fund.