Mathieu Lefevre

Combatant of Polarization

CEO and Co-founder, More in Common

Paris, France

Mathieu tells a new story of “us.”

Mathieu is the CEO and co-founder of More in Common, a non-profit organization working to strengthen the forces that help bring us together. Set up in 2017, the initiative focuses on building communities and societies that grow more resilient to the increasing threats of polarization and social division. More in Common has already conducted detailed mapping of polarization and the landscape of public attitudes in the U.S. and Western Europe.

Prior to helping launch More in Common, Mathieu was a co-founder of, one of the largest new civic tech companies in Europe, and the executive director of NewCities, a think tank he helped launch on the future of global cities.

Mathieu served as a political officer in the UN Department of Peacekeeping Operations for five years, based in Southern Afghanistan, Lebanon, and at the UN Security Council in New York. He also worked in the area of governance at the World Bank and has advised a number of political campaigns in France and the U.S.