Domen Kovač, MD, is a family physician at Community Health Centre Dr. Adolf Drolc Maribor, Slovenia. Since 2018, he has worked in prison healthcare, focusing on communicable disease prevention, screening and management. He has contributed to a prison healthcare program internationally recognised as an example of good practice.

Ricardo Fuertes is a PhD student in Public Health at the University of Pisa, specialising in prison health. His previous work has focused on harm reduction and community-based HIV testing among vulnerable populations. He has served as an advisor to the City of Lisbon and the Portuguese Ministry of Health.

Ioanna Liatsou is currently serving as Project Manager at Promitheas. She leads project design, implementation, and evaluation, with extensive experience in the design and implementation of projects within prison settings. She is an active member of the Hellenic Scientific Society for AIDS and Emerging Diseases Research.

MSc Tatjana Reić, DVM, is a leading European viral hepatitis and liver health advocate. She has /does hold numerous national and international leadership roles, contributing to major policy milestones. She pioneered mobile clinic - Mobile InfoHep Centre advancing equitable access, patient-centered, linkage-to-care and hepatitis elimination across Croatia and Western Balkans.

Work for Alliance for Public Health (Ukraine) coordinating a research project on expanding community-based access to HCV testing, diagnostics and treatment for people who inject drugs in Kyrgyzstan.