Gez Medinger is an investigative science journalist and patient advocate for Long Covid. He was a film-maker and marathon runner when he became ill with Covid in the early days of the pandemic. When he didn't recover, Gez put his efforts into researching the novel condition of Long Covid, interviewing some of the world's leading clinicians and turning his YouTube channel into a huge resource for patients, conducting over a dozen patient-led studies--which have been quoted in global press including New York Times, New Scientist, and Men's Health. In the process, he has built a worldwide community and his films currently have over 5 million views.

Danny Altmann is a Professor of Immunology at Imperial College London. His key research interests are the immunology of infectious disease including severe bacterial infections, Zika virus, Chikungunya virus, and SARS-CoV-2. He has also worked on autoimmune diseases including multiple sclerosis and rheumatoid arthritis. During the Covid-19 pandemic he has acted in several advisory roles, including the House of Commons and House of Lords Science Committees and the Immunology Task Force to the Scientific Advisory Group for Emergencies (SAGE). He spent some years working as lead on strategy in Infection, Immunity and Population Health at the Wellcome Trust, and has served more than 20-years as Editor at medical journals including Immunology.