Bertram Lang, PhD, is Senior Policy Advisor at the Intergovernmental Forum on Mining, Minerals, Metals and Sustainable Development (IGF), where he focuses on the responsible governance of critical minerals. His expertise centres on China’s role in global mineral supply chains, including overseas investment frameworks and their alignment with international sustainability and ESG standards. As part of IGF’s international multi-disciplinary team, Bertram advises governments, international organizations, and stakeholders across Africa, Asia, Europe, and Latin America on critical minerals policy, responsible mineral sourcing, value chain development, and policy coherence between producer and consumer countries. He is fluent in German, French, and English, and proficient in Chinese, Portuguese, and Spanish.