Our Leadership

Joanne Lebert, Canada
Executive Director

Joanne joined IMPACT in 2011 and leads our work to improve how natural resources are managed where security and human rights are at risk. Her work has focused on contributing to responsibly-sourced, conflict-free minerals and she has helped Central African governments launch and implement a regional strategy to tackle conflict minerals. Joanne is a policy advisor, frequent guest speaker, and trainer to policymakers, private sector representatives, and civil society organizations.
Previously, Joanne was based at the University of Ottawa’s Human Rights Research and Education Centre. She focused on gender-based violence in conflict settings in Africa and how it is impacted by the extractives industry. She was also Deputy Director of the Canadian non-profit, Peacebuild, where she worked to strengthen Canadian foreign policy options and practice. She carried out anthropological fieldwork for her doctoral studies in Namibia and Angola and was a Visiting Fellow in Refugee Studies at the University of Oxford. She has lectured at Carleton University and worked for the Organization for Security and Cooperation in Europe (OSCE) in Bosnia-Herzegovina and Croatia, Amnesty International, and CARE International in Zambia.


Yann Lebrat, Canada
Deputy Executive Director

Yann joined IMPACT in 2024 and oversees our programmes and global systems. In this role, he works with our global team and country programmes to support delivery and improve organisational performance. Yann is an experienced international development project designer and implementer, having previously headed the governance and economic reform practice at Cowater International. Prior to this, he worked at Adam Smith International on extractive industries governance and economic development programmes, and at Verisk Maplecroft as a human rights analyst for the extractive sector. Yann has implemented projects in a variety of fragile and conflict afflicted states ranging from Mali to Mozambique, including a posting in DR Congo. Yann holds a Masters in Global Politics from the London School of Economics, where he wrote his thesis on the role of extractive industries on civil conflict.