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Casier Liesbeth

International Institute for Sustainable Development (IISD)

Liesbeth Casier is a Senior Policy Advisor with IISD’s Economic Law and Policy Program. She works with the Public Procurement and Infrastructure Finance team on research and advisory services that involve innovation in public procurement. She also works on IISD’s Sustainable Asset Valuation. Liesbeth has advised governments in Bhutan, Canada, Colombia, the Dominican Republic, India, Morocco, Paraguay, Senegal, South Africa and the Netherlands.

Liesbeth also works extensively with the European Commission, the Inter-American Development Bank, the World Bank and the Organisation for Economic Co-operation and Development (OECD) on policy frameworks and the business case for sustainable infrastructure. She represents IISD at the OECD Working Group on Leading Practitioners on Public Procurement.

Liesbeth previously worked with UN Environment and started her career as consultant in auditing and corporate finance with a family-owned consultancy business in Belgium.

Liesbeth has an academic background in political science and law. She holds a master’s degree in development studies from the Graduate Institute of International and Development Studies (Geneva, Switzerland). She also has master’s degrees in complementary studies in business economics and in political science, both from the University of Ghent (Belgium).

Liesbeth works in Dutch, English, French and Spanish

Matthew Gouett is a Sustainable Finance Analyst supporting IISD’s Infrastructure workstream and delivering financial assessments as part of the Sustainable Asset Valuation (SAVi) process. Matthew also writes on a variety of topics related to innovative financing for infrastructure, public–private partnerships, and blended finance.

Prior to joining IISD, Matthew was an independent development finance consultant for the Overseas Development Institute and Itad in the United Kingdom. His work focused on the role of development finance institutions (DFIs) in catalyzing private investment and how national development banks can support the transition to low-carbon infrastructure. He was a team member for evaluations and strategy reviews of two major European DFIs.

Matthew is a Ph.D. graduate of the Norman Paterson School of International Affairs at Carleton University, where his research focused on sovereign wealth funds. Prior to these studies, he obtained a Master of Arts in political science from McMaster University and a Bachelor of Business Administration from Wilfrid Laurier University. Matthew is also a Level III CFA candidate, having completed all three exams.