The author team of Prescott's Microbiology is committed to advancing the field of microbiology by using evolution as a theoretical foundation. This new 12th edition integrates significant new changes, including a new design that will engage students and important content updates, such as SARS-CoV-2 and COVID-19, which are prominently featured, extensive revisions to taxonomic schemes, current epidemiological data, and mRNA vaccines, to name just a few.