Sarah Klaus is Adjunct Assistant Professor at Georgetown University’s Center for Child and Human Development, USA, and an independent Advisor and Consultant to foundations, international agencies and NGOs. Jan Peeters is a Senior Researcher and Consultant, based in Belgium, working with Innovations in the Early Years and Fair Start Stories, the European Commission and UNICEF, including in Eastern European countries. Tatjana Vonta, now retired, was Senior Researcher and Head of the Step by Step Centre at the Educational Research Institute, an Associate Professor at the University of Primorska, Slovenia.