Hannah Ritchie

Hannah Ritchie
Alma mater	University of Edinburgh (BSc, MSc, PhD)
Known for	Our World in Data
Scientific career
Fields	Climate change Global development Food systems Energy Malnutrition
Institutions	University of Oxford
Thesis	Global food systems: addressing malnutrition through sustainable system pathways (2018)
Doctoral advisor	David Reay Pete Higgins
Website	hannahritchie.com

Hannah Ritchie is a Scottish data scientist, senior researcher at the University of Oxford in the Oxford Martin School, and deputy editor at Our World in Data. Her work focuses on sustainability, in relation to climate change, energy, food and agriculture, biodiversity, air pollution, deforestation, and public health.

Her first book, Not the End of the World, was published in 2024 by Chatto & Windus.