Vaccines act as a cornerstone of public health and form an essential defence against infectious diseases. Vaccines have played a crucial role in eradicating diseases such as smallpox over the past two centuries and have significantly reduced the impact of polio, highlighting their essential role in combating vaccine-preventable infectious diseases. As the most potent defence to prevent the rapid spread of pathogens and mitigate the severity of outbreaks, vaccines effectively manage pandemics. Vaccinology has evolved greatly with time, especially during the recent pandemic. This Edited Volume...