Edward Jenner is  widely recognized as the "Father of Immunology" due to his pioneering work with vaccines, particularly against smallpox.

Edward Jenner was born on May 17, 1749, in Berkeley, Gloucestershire, England.

He trained as a physician and surgeon, practicing medicine in rural England.

Jenner is famous for developing the world's first successful smallpox vaccine. In 1796, he inoculated James Phipps, an 8-year-old boy, with cowpox virus obtained from a milkmaid named Sarah Nelmes. This experiment proved successful when Phipps was later exposed to smallpox and did not contract the disease.

Jenner's concept of vaccination (from the Latin word "vacca" for cow) laid the foundation for immunology. He demonstrated that exposure to a less harmful or related pathogen (cowpox) could confer immunity against a more dangerous one (smallpox).

In 1798, Jenner published his findings in a paper titled "An Inquiry into the Causes and Effects of the Variolae Vaccinae," which documented his vaccination experiments and their success.

Jenner's smallpox vaccine had a profound impact on public health globally, leading to the eventual eradication of smallpox in 1980 through vaccination campaigns based on his principles.

He is remembered not only for his contributions to immunology but also for advancing the field of preventive medicine through vaccination.

While Louis Pasteur made significant contributions to immunology through his germ theory and development of vaccines for rabies and anthrax, Jenner's specific contribution to immunology as the pioneer of vaccination against smallpox earns him the title "Father of Immunology."

Jenner received recognition during his lifetime and posthumously for his groundbreaking work, which saved countless lives and paved the way for modern immunization practices.