Dr Iris Blom is a PhD candidate at the London School of Hygiene and Tropical Medicine, researching greenhouse gas mitigation in healthcare systems and its relation with adaptation in the context of climate change. She is a medical doctor from the Netherlands with a master's degree in Global Affairs from Tsinghua University in Beijing, China, as a Schwarzman Scholar. She has attended the UNFCCC COP25-COP28, and the first-ever UN Youth Climate Summit to advocate for health. She serves on the Lancet Commission on Sustainable Healthcare as working group co-chair and was selected as the first next-generation representative on the Steering Committee of the Planetary Health Alliance. She represented medical students worldwide to the World Health Organization from 2020 to 2022, during which she jointly set up the WHO Youth Council of Director-General Dr Tedros. She now continues to support youth engagement with the WHO.