Prof./Dr. Paul Becher, DVM: Full Professor and Head of Institute of Virology in University of Veterinary Medicine, Hannover, Germany. Scientific and Technical Director of the EU & OIE Reference Laboratory for CSF in Hannover, designated OIE expert for CSF. His work has focused on molecular biology of pestiviruses, including viral replication as well as pathogenesis, diagnosis and control of CSF, BVD and other pestivirus-induced diseases including development of DIVA vaccines and diagnostic assays. Other research activities focus on the discovery of novel animal viruses from pig, cattle, and other animal hosts as well as on mechanisms and biological significance of genetic variability of RNA viruses.