Maarten (F.) Weber joined Royal GD (formerly GD Animal Health) back in 1998, after having worked a number of years in a mixed but predominantly dairy practice. He was awarded a Diploma in Bovine Reproduction (Liverpool, 2000), an MSc in Veterinary Epidemiology and Economics (Utrecht, 2004) and a PhD on a thesis 'Surveillance of M. a. paratuberculosis in dairy herds' (Utrecht, 2009). Maarten is a diplomate of the European Colleges of Veterinary Public Health (subspecialty population medicine) and Bovine Health Management. The focus of his work is on the control of bovine infectious diseases, especially paratuberculosis and salmonellosis.