Vania Wisdom
Senior Executive Editor and Oncology Ambassador, The Lancet, UK
Vania Wisdom joined The Lancet in 2017 as a Senior Editor. She now leads the oncology strategy at The Lancet, as the Oncology Ambassador for the journal. Alongside this work, Vania handles peer review and commissioning across a broad range of subjects, including her specialist areas of oncology and haematology. Before joining The Lancet Group, she had a 14-year career as a scientific researcher in oncology, terminating with a lectureship position at the cancer research institute at University College London (UK). During her research career, Vania developed a strong academic and award-winning scientific research background in oncology, including teaching and management experience in the UK, Germany, and Portugal. She was awarded her PhD in Cancer Immunology in 2006 by Charité – Universitätsmedizin Berlin (Germany). Vania is now based in London.
Ali Landman
Editor-in-Chief, The Lancet Medical Imaging & Theranostics, UK
Ali Landman became the founding Editor-in-Chief of The Lancet Medical Imaging & Theranostics in January, 2026. She began her editorial career as a Senior Editor at The Lancet Oncology in 2015, moving to Deputy Editor in March, 2019, and spent a year as Acting Editor-in-Chief of The Lancet Child & Adolescent Health (2024-2025). Ali earned her PhD in cancer biology at the Massachusetts Institute of Technology (Cambridge, MA, USA) and undertook post-doctoral research in translational oncology and in neurodegenerative disease at the University of California (San Francisco, CA, USA), University College London (London, UK), and the Medical Research Council (Harwell, UK) before joining The Lancet Group. Ali has a special interest in tumour imaging, theranostics, access to care, and health equity.
Taissa Vila
Editor-in-Chief, The Lancet Regional Health — Americas, Brazil
Taissa Vila is based in Rio de Janeiro, Brazil. She joined The Lancet Group in 2021 as the founding Editor-in-Chief of The Lancet Regional Health — Americas. Prior to that, she worked as a postdoctoral researcher at University of Maryland, Baltimore (USA), and at University of Texas at San Antonio (USA), investigating drug resistance in fungal infections. Taissa graduated with a BSc in Pharmaceutical Sciences from the Federal University of Rio de Janeiro (Brazil) and obtained both an MSc and PhD in Cell Biology/Biophysics from the same university. She is a member of The Lancet Group's Group for Racial Equality (GRacE) and co-chair of The Lancet Group's Gender and Diversity Taskforce, advocating for equity and diversity within and beyond the organisation. Taissa is particularly interested in health equity, political sciences, and the intersections of determinants of health.
Julie Stacey
Editor-in-Chief, eBioMedicine, USA
Before joining the eBioMedicine team in 2014, Julie Stacey was a scientific editor at Cell Press for 10 years. She was most recently Deputy Editor at Immunity and has also served as an Editor at Cell and Molecular Cell. Julie's doctoral studies and postdoctoral work focused on influenza and hepatitis C viruses, and she received her PhD in Microbiology in 2000.
Cathi O'Hara
Publishing Director, The Lancet Group, UK
Cathi O'Hara is a member of The Lancet Leadership Team, serving as a Publishing Director for The Lancet Group. With over 25 years of experience in scientific, technical, and medical publishing, Cathi has held a variety of roles at Elsevier, including Conference Director and Executive Publisher within the Health & Medical Sciences division. Most recently, she spent seven years managing a portfolio of proprietary and society-owned oncology journals. Cathi currently oversees ten Lancet specialty journals, working closely with Editors-in-Chief and their teams to drive strategy and advance the impact and reach of The Lancet Group's publications.