Title: The author's biography. 
Jean-Louis Emmenegger is a Swiss citizen collecting United Nations forces mail (all UN missions and from all contingents) since the first UN peacekeeping operations. He has specialized in this topic for many years. He has participated in many stamp shows with this collecting theme. He has also written many articles, both general and specialized, about this type of military mail.

Among his other collecting interests, J. L. Emmenegger mentions United Nations postal history, International Economic and Peace conferences, plebiscite countries mail, airletters, stationeries, and special mail services (COD, Special Delivery, etc.).