Jean-Marie Le Minor has been assistant professor of anatomy at the Louis Pasteur University in Strasbourg since 1990, radiologist at the University Hospitals in Strasbourg, member of the governing board of the Societe Francaise d'Histoire de la Medecine. Laureate of the Academie Nationale de Medecine (Paris, 2003). and officer of the Ordre des Arts et des Lettres (French Ministry of Culture). He is also the author of several history books and numerous articles on science and history. Henri Sick was professor of anatomy at the Louis Pasteur University in Strasbourg from 1972 to 2003 and director of the Institute of Normal Anatomy from 1994 to 2003. He is an officer of the Ordre des Palmes Academiques (French Ministry of Education) and the author of several books on sectional anatomy, as well as numerous scientific articles.