Aimee Durning is the Director of Inclusion & Community at the University of Cambridge Primary School, the first University Primary School in the country, which has a principled, research-informed approach to education.Sara Baker is a Professor in Developmental Psychology and Education at the University of Cambridge and a principal investigator in the Centre for Research on Play in Education, Development and Learning and has worked with teachers and early years educators throughout the UK.Paul Ramchandani is the LEGO Professor of Play in Education, Development and Learning at the University of Cambridge. He also works as a Consultant Child and Adolescent Psychiatrist in the NHS.