Médecins du Monde, France
With a background as a nurse, Ernst has extensive field experience in street-based harm reduction programs and has managed interventions across low- and middle-income countries, including Iran, Afghanistan, and Myanmar.
Ernst holds a master’s degree in public health from the London School of Hygiene and Tropical Medicine and currently serves as Médecins du Monde’s lead on harm reduction, providing strategic direction and technical support to programs in over 10 countries.
His work emphasises community mobilisation and empowerment.