He has served on the Society of Petroleum Engineers/World Petroleum Congress ad hoc committee on joint definitions of petroleum resources and the task force on “Perspectives Energie 2010-2020” for the Commissariat Général du Plan.
Hien huet op der Society vu Pëtrol Engineers zerwéiert / World Congress Pëtrol ad hoc Comité Definitiounen vu Petrol Ressourcen waren ass an d 'Aufgab Force ass "Energy Ausbléck 2010-2020" fir de General Kommissioun vun der Plan.