To become a virologist in the United States, one typically begins by earning a bachelor's degree in a relevant science field such as biology, microbiology, or biochemistry. This foundational education allows individuals to secure entry-level positions in microbiology laboratories or research settings that focus on viruses. However, to advance in the field and conduct independent research or hold senior positions, pursuing graduate education is essential. Most virologists obtain a Ph.D. in virology, microbiology, or a related discipline, which provides in-depth knowledge and research experience. Additionally, some may choose to earn an MD if they wish to combine clinical practice with research. Gaining practical experience through internships, research projects, and postdoctoral fellowships is also crucial for building expertise and establishing a successful career in virology.