1. School of Education, The University of Sheffield, Sheffield, UK
2. School of Education, University of Cape Town, Cape Town, South Africa
3. Faculty of Education, University of Oulu, Oulu, Finland
4. The LEGO Foundation, Billund, Denmark
5. School of Education, University of Nottingham, Nottingham, UK
6. University of the Witwatersrand, Johannesburg, South Africa