Jana Tresnak Hercogova (CZE) – CADV

She was head of the Dermatovenerology Clinic at the Second Faculty of Medicine, Charles University, at Na Bulovce Hospital for 26 years and heads the dermatovenerology outpatient clinic at IKEM in Prague. For many years, she has been treating skin manifestations of Lyme disease, vitiligo, psoriasis, eczema, and skin tumours. She is involved in the introduction of new therapeutic and diagnostic methods for skin diseases, such as photopheresis in the treatment of skin lymphomas. She is a researcher and supervises postgraduate students.

In 2012, she became president of the European Academy of Dermatology and Venereology (EADV), the first Czech and the first woman in history to hold this position. She was president of the European (2002) and World (2009) Dermatology Congresses in Prague.

Christopher Fairley (AUS) – IUSTI World

Kit is President of IUSTI and has been part of the organising committee of many IUSTI and ISSTDR meetings. He was Director of the Melbourne Sexual Health Centre from 2001 to 2025 is Professor of Public Health at Monash University. He holds three specialist medical fellowships from the College of Physicians (Infectious Diseases), Faculty of Public Health and Chapter of Sexual Health Medicine and is a Fellow of the Australian Academy of Health and Medical Sciences. His principal research interests are the public health control of sexually transmitted diseases and the effectiveness of clinical services. He founded the journal Sexual Health in 2004 and was editor until 2023.

Janneke Heijne (NLD) – IUSTI World

Dr. Janneke Heijne is head of Research and Prevention Development in Infectious Diseases at the Public Health Service of Amsterdam (GGD Amsterdam) and a Principal Investigator at Amsterdam UMC, the Netherlands. She works at the intersection of mathematical modelling, epidemiology and behavioral sciences to improve the prevention and control of sexually transmitted infections. She also applies a multidisciplinary approach to address antimicrobial resistance (AMR) in Neisseria gonorrhoeae, combining mathematical modelling, medical microbiology, and epidemiology. Through her joint affiliation at GGD Amsterdam and Amsterdam UMC, she facilitates continuous exchange between academic research and public health practice. This integrated position supports the translation of research findings into policy and implementation, contributing to evidence-based STI prevention and care at local, national and international levels.

Andrew Winter (GBR) – IUSTI Europe

Dr Winter was appointed Consultant in Sexual Health and HIV in Glasgow, UK in 1999 after completing a PhD in Infection at Birmingham University, helping establish the Sandyford Sexual Health service. His clinical interests are in digital health transformation, HIV care and STI diagnostic testing. Dr Winter was elected Treasurer of IUSTI in July 2025 and is a member of the IUSTI Europe Guidelines Group He co-chaired the International Scientific Committee for the joint IUSTI/ISSTDR meeting in Chicago 2023.

Petra Wolffs (NLD)

Dr. Petra Wolffs is a medical molecular microbiologist and associate professor at Maastricht University Medical Center, Netherlands, with a research interest in the areas of sexually transmitted infections and mechanisms and detection of antimicrobial resistance. Currently, she is also project leader of the Dutch Chlamydia trachomatis reference laboratory. In recent years she has focused on developing and using innovative strategies to diagnose and study both antimicrobial resistance as well as STI. Examples of these methods are the use of viability-PCR, genotypic resistance testing directly from clinical samples and PCR-directed culturing. She has over 15 years of relevant work experience in medical microbiology and is (co)author of more than 140 scientific international peer-reviewed publications.

Marissa Becker (CAN)

Dr. Becker is a professor at the University of Manitoba, College of Community and Global Health, and the department of medical microbiology and infectious diseases and the director of technical collaborations at the Institute for Global Public Health.
Dr. Becker is currently working as an infectious diseases physician and researcher with the University of Manitoba. She uses a program science framework for her research in Manitoba, India, Kenya and Ukraine.
Her research program focuses on understanding HIV, STI and other infectious disease risk, vulnerability and outcomes among marginalized populations, with a specific focus on adolescent girls, young women and female sex workers.
Dr Becker also provides leadership to the Institute for Global Public Health’s programs in India focused on maternal, child health and health systems strengthening.

Sébastien Fouéré (FRA)

Dr Fouéré is a consultant in Dermatology and Venereology, he manages the Sexual Health and Genital Dermatology clinic at St Louis University Hospital in Paris, France and teaches at Paris-Cité University. His clinical research focuses are HPV-induced disease, gonorrhea, vaccine prevention and novel sexually transmitted agents. He is involved in several national and European networks addressing both policy and epidemiological aspects of STI management. He coordinates the Infectious Dermatology and STI group of the French Society of Dermatology.

Laith Abu-Raddad (QAT)

Dr. Laith Abu-Raddad is a Professor of Infectious Disease Epidemiology at Weill Cornell Medicine–Qatar, Cornell University. His research is multidisciplinary, with a focus on the epidemiology and modeling of infectious diseases. He has led numerous high-impact studies that have informed public health policy at both regional and global levels. His work has been published in leading scientific journals, including The New England Journal of Medicine, Nature, Science, JAMA, Nature Medicine, and The Lancet journals. His research portfolio spans a broad range of infectious diseases, including HIV and other sexually transmitted infections, viral hepatitis, and SARS-CoV-2. 

Angelica Espinosa Miranda (BRA)

Dr. Angélica Miranda is a Full Professor of Social Medicine at the Federal University of Espírito Santo (UFES), Brazil. A physician and researcher specializing in infectious diseases and public health, she has made significant contributions to the prevention and control of HIV and other sexually transmitted infections (STIs). She has coordinated national and international research projects on HIV, HPV, syphilis, and other STIs, and has held leadership roles at UFES, including Vice-Rector for Community Outreach. At the Brazilian Ministry of Health, she served as Coordinator of STI Surveillance and as Deputy Secretary for Health Surveillance and Environment. Dr. Miranda is an active member of national and international committees on STIs and global health.

Lenka Vodstrcil (AUS)

Lenka is a Senior Research Fellow at the Melbourne Sexual Health Centre, Monash University. As Deputy Head and lead epidemiologist in the Genital Microbiota and Mycoplasma group, Lenka’s research program integrates epidemiological, microbiological and clinical research to improve sexual and reproductive health outcomes at the individual and population level, with impacts on treatment guidelines and clinical practice.

Alison Footman (USA)

Jason Ong (AUS)

Rayner Kay Jin Tan (SGP)

Dr Rayner Kay Jin TAN is Assistant Professor and leads The Courage Lab at the Saw Swee Hock School of Public Health, National University of Singapore and National University Health System. He is an implementation and social scientist whose work spans areas of stigma and health, community engagement, and health equity. He is Head of Research at The Greenhouse, a charity offering substance use recovery services, and a board member of Project X Society serving the needs of sex workers. He is also a co-lead at SG Mental Health Matters to spur public engagement in mental health policymaking.