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Our Team

by Joe Hasell
About

  • Max Roser

    – Founder and Director

    Max is the founder and director of Our World in Data. He began the project in 2011 and for several years was the sole author, until receiving funding for the formation of a team. Max’s research focuses on poverty, global health, and the distribution of incomes. He is also Programme Director of the Oxford Martin Programme on Global Development at the University of Oxford, and Co-executive Director of Global Change Data Lab, the non-profit organization that publishes and maintains the website and the data tools that make our work possible.

    @MaxCRoser

Lead Authors

  • Esteban Ortiz-Ospina

    – Senior Researcher and Head of Operations

    Esteban joined us in 2016. He is Senior Researcher and Content Lead at Our World In Data, as well as executive co-director of Global Change Data Lab, the non-profit organization that publishes and maintains the website and the data tools that make our work possible. Esteban does research on economic development, the public sector, education, and a wide range of related topics. Esteban completed his doctoral studies at the University of Oxford (DPhil Economics).

    esteban@ourworldindata.org / @eortizospina

  • Hannah Ritchie

    – Senior Researcher and Head of Research

    Hannah joined us in 2017. She is Senior Researcher and Head of Research at Our World In Data. She focuses on the long-term development of food supply, agriculture, energy, and environment, and their compatibility with global development. Hannah completed her PhD in GeoSciences at the University of Edinburgh.

    hannah@ourworldindata.org / @_HannahRitchie

  • Joe Hasell

    – Research Project Manager

    Joe joined us in 2017. He is leading large research projects that require the composition of new datasets. He researched the long-term history of famines and is currently researching the history of war.

    joe@ourworldindata.org / @JoeHasell

Web Development and Data Management

  • Breck Yunits

    – Software engineer

    Breck joined us in 2020. He is helping us extend our data model to support timespans, subregions, and transformation pipelines, as well as help maintain and modularize OWID-Grapher. Most recently he was a software engineer working on multiomics research at the University of Hawaii Cancer Center and cloud computing at Microsoft. His hobbies include maintaining a database of all the world’s computer languages.

    breck@ourworldindata.org

  • Ernst van Woerden

    – Product designer

    Ernst joined us in 2020. He is a designer at the intersection of data and storytelling. Over the past 10 years, he has explained complex startup technology using explainer animations, designed interfaces to help diabetes patients make sense of their health data, worked on the storyline of product launch keynotes at Xiaomi, and tried to give job seekers insight into their salary.

    ernst@ourworldindata.org / @erniedesigns

  • Daniel Gavrilov

    – Software engineer

    Daniel joined us in 2018 and is helping develop the OWID-Grapher and maintain the website as well as the automated fetchers that keep our datasets up to date.

    daniel@ourworldindata.org

  • Matthieu Bergel

    – Software engineer

    Matthieu joined in 2019 with the overall mission of providing readers with a seamless experience throughout the publication, while creating intuitive pathways between data and research. He is putting his previous consulting experiences with communication agencies in Paris to good use by building the next iteration of our content management system.

    matthieu@ourworldindata.org

  • Shahid Ahmad

    – Software engineer

    Shahid joined us in 2020. He is helping us build our data visualization and exploration tools. Most recently, he led product development at Jasmine, a conversational AI startup.

  • Edouard Mathieu

    – Data Manager

    Edouard joined us in 2020 as our Data Manager, working on the whole chain of collection, transformation, documentation and dissemination of our data. He previously worked as a data scientist at the University of Oxford, at the departments of Population Health and Primary Care Health Sciences. He holds a master’s degree from Sciences Po Paris.

    edouard at ourworldindata.org / @redouad

Advisors

  • Jason Crawford

    – Software team lead – part-time advisor

    Jason Crawford is the former CEO and co-founder of Fieldbook, and has been an engineering manager at companies including Amazon and Flexport. He is the author of The Roots of Progress, where he writes about the history of technology and industry.

    jason@ourworldindata.org / @jasoncrawford

Part-time support

  • Diana Beltekian

    – Research Assistant (part-time)

    Diana joined us in 2017 and as a research assistant she is researching on the long-term history of a large number of aspects including trade, education, and technological change.

    diana@ourworldindata.org / @diana_beltekian

  • Anstey Brock

    – Research Assistant (part-time)

    Anstey joined us as a research assistant in December 2018. She has a graduate degree in International Development and Conflict, as well as past experience as a survey researcher. She is working with us on an extensive database on the history of war.

  • Sonya Bhatt

    – Administrative and Finance Officer (part-time)

    Sonya joined the team in 2018 and is supporting our work on the administrative and financial side.

    sonya.bhatt@oxfordmartin.ox.ac.uk

Former team members

A list of our former team members and contributors can be found here.