1. MSc Public Health (Addictions) Student, The Public Health Institute, Liverpool John Moore’s University, Liverpool, UK
2. Ph.D. Student,Department of Legal Medicine and Forensic Sciences, Faculty of Medicine, University of Porto, Porto, Portugal
3. Ph.D. Student,UCIBIO-REQUIMTE, Laboratory of Toxicology, Department of Biological Sciences, Faculty of Pharmacy, University of Porto, Porto, Portugal
4. Technician in Public Health, EPSJV–Polytechnical School of Health Joaquim Venâncio, Oswaldo Cruz Foundation, Rio de Janeiro, Brazil
5. Professor of Public Health Policy, The Public Health Institute, Liverpool John Moore’s University, Liverpool, UK
6. Director of Research CVO, Addiction Research Centre, Utrecht, Netherlands
7. Senior Researcher, Department of Addictology, 1st Faculty of Medicine, Charles University, Prague, and General University Hospital, Prague, Czech Republic
8. Guest Researcher, Freudenthal Institute for Science and Mathematics Education, Utrecht University, Utrecht, Netherlands