1. Maastricht University Department of International Health, Care and Public Health Research Institute (CAPHRI), FHML, , Maastricht, the Netherlands
2. Institute of Public Health Department of Health Policy and Management, , Jagiellonian University, Krakow, Poland
3. President, Association of Schools of Public Health in the European Region (ASPHER), Brussels , Belgium
4. Wolverhampton University Honorary Professor of Public Health, Faculty of Education, Health and Wellbeing, , Wolverhampton WV11AD, UK