Hannah Ritchie is the Deputy Editor and Lead Researcher at Our World in Data, where she plays a key role in analysing and presenting data on global challenges such as climate change, energy, and food systems. With a passion for making data accessible and actionable, she works to bridge the gap between complex research and public understanding. Hannah holds a PhD in Environmental Science from the University of Edinburgh, focusing on sustainable food production, and her expertise is widely recognized in academic and media circles. Through her work, she aims to empower decision-makers and individuals with the knowledge needed to create a sustainable future.