The International Syphilis
Symposium Webinar Series

A quarterly webinar series focused on global syphilis control. The series brings together clinicians, academics, public health agencies, and community organisations to highlight ongoing research and public health interventions focused on syphilis.

Register for Upcoming Webinars

Organising Committee

Meet the Team

The ISS Webinar Series is organised and led by a dedicated group of international experts in syphilis research, clinical medicine, and global public health.

Professor Michael Marks

Prof. Michael Marks

Scientific Committee

London School of Hygiene & Tropical Medicine — Michael is a clinician and epidemiologist focused on the control of syphilis in high and low income settings.

Dr Kelly Hawley

Dr Kelly Hawley

Scientific Committee

Connecticut Children's & UConn Health — Kelly is a scientist focused on understanding Treponema pallidum basic biology and the development of vaccines.

Dr Nicole Lieberman

Dr Nicole Lieberman

Scientific Committee

University of Washington — Nicole is a scientist focused on using genomics to understand syphilis epidemiology and pathogenesis.

Dr Lisa Frigati

Dr. Lisa Frigati

Scientific Committee

Stellenbosch University — Lisa is a paediatric infectious diseases clinician focused on improving management of congenital syphilis in low resource settings.

Upcoming Sessions

Register for a Webinar

All webinars are free to attend and delivered via Zoom. Register below to receive your personalised joining link by email.

September
7
2026

September 2026: Scaling up Syphilis testing in Liberia & Establishing a surveillance network for congenital syphilis

🕐 Time — 10:00 UTC 🎤 Jonathan Flomo - Ministry of Health, Liberia & Phoebe Williams - University of Sydney, Australia

This webinar will discuss recent studies on the scale up of dual HIV-Syphilis testing in the ANC setting in Liberia and studies on developing a congenital syphilis surveillance network in Asia-Pacific.

Register on Zoom →

A confirmation email with your joining link will be sent automatically. Sessions are recorded and made available on the Recordings page within one week of each event.

Past Sessions

Webinar Recordings

Missed a session? All previous ISS Webinar Series recordings are available to watch below.

June 2026

Single-Cell Immune Profiling in Early Syphilis & Congenital Syphilis Surveillance in Brazil

🎤 Yi Xuan · Enny Da Paixão Cruz

Yi Xuan: Human host immune response to Treponema pallidum in early syphilis lesions and peripheral blood via single-cell profiling
Enny Da Paixão Cruz: Congenital syphilis surveillance in Brazil & long-term consequences of infection

March 2026

Trials of Syphilis Treatment in Pregnancy & Epidemiology in Argentina

🎤 Michael Marks · Luciana Garcia

Michael Marks: Optimising penicillin treatment in pregnancy — the STOP Trial
Luciana Garcia: Recent research findings on syphilis in children and adolescents in Buenos Aires, Argentina

Recordings are usually posted within one week of each live session..

Get in Touch

Contact Us

Have a question about the webinar series, or interested in presenting at a future session? We'd love to hear from you.

contact@internationalsyphilissymposium.com