Vertaling van "various public policy capacities and we certainly appreciate his willingness " (Engels → Frans) :

As I mentioned, Dr. Johnston has served various governments in various public policy capacities and we certainly appreciate his willingness to serve once again in what will be a difficult and challenging job.
M. Johnston a servi plusieurs gouvernements dans diverses fonctions et nous sommes heureux qu'il accepte de servir une fois de plus en occupant un poste qui sera difficile et plein de défis.