Christina Holstein is a leading authority on the Battle of Verdun. For many years she lived close to the battlefield and has explored it in great detail. She regularly conducts tours of the battlefield for individuals or groups and, with her specialized knowledge of the terrain, has acted as consultant to a number of other historians, TV producers and TV and radio journalists. Over the years she has written four books in the Battleground Europe series on the Battle of Verdun 1916. She was the founding chairman of the Luxembourg branch of the Western Front Association.