This book in the series on microbiology concentrates its focus on evolutionary microbiology, which traces the evolutionary microbiology, which traces the evolutionary history of microbes, including taxonomy and systematics. A recent field in this science, evolutionary microbiology offers an insight into how microbes have evolved throughout millennia, their molecular evolution, and how these changes have made an impact on their present conditions.

The book makes an assessment of the studies that have been made in the field, and the current trends and development.