Christian Daul received the Ph.D. degree in computer vision from the Université Louis Pasteur, Strasbourg, France, in 1994. From 1990 to 1995, he was with the Laboratoire des Sciences de l’Image, de l’Informatique et de la Télédétection (current laboratory name: ICube, UMR 7357 CNRS/Université de Strasbourg) before joining the Institute of Applied Mathematics of Kaiserslautern (ITWM, Fraunhofer Institut für Techno- und Wirtschaftsmathematik, Germany), where he was a member of the Image Processing Group. Since October 1999, he has been with the Centre de Recherche en Automatique de Nancy (CRAN UMR 7039 CNRS/Université de Lorraine), Vandœuvre-Lès-Nancy, France, where he is working in the area of medical imaging (mainly in urology, gastroentorology and dermatology). His main research interests include image segmentation, data registration, 3D data reconstruction and 2D/3D endoscopic image mosaicing. He is University Professor at the Université de Lorraine (UL, Ecole Européenne d’Ingénieurs en Génie des Matériaux), Nancy, France, where he is teaching in the signal processing field.