To date, over 2500 Salmonella serotypes have been identified. This bacterium remains a significant public health concern worldwide, as it is a major cause of foodborne illnesses and systemic infections. Salmonella - Molecular Biology, Pathogenesis, and Public Health Impact is a collection of chapters written by experts in the field from different parts of the world. It encompasses recent scientific knowledge and advances in various approaches to the molecular structures and mechanisms of Salmonella, as well as its impact on public health, diagnosis, control, treatment, and management across different regions of the world, depending on available resources and facilities. The book draws on reviews of specialized literature, original research by some chapter authors, and various analyses of the risks associated with this bacterium, aiming to open new perspectives in the field. It is designed to improve the knowledge of those interested in a better understanding of Salmonella infections and strategies to limit their spread.