When discussing women pioneers in science, several names in particular seem to always make their way into the conversation: Marie Curie, Nettie Stevens, Rosalind Franklin. However, few have heard of a talented microbiologist and immunologist whose work has helped to save the lives of millions of children and pave the way for future generations of women scientists: Ruth Bishop.
My name is Sarah Limbanazo Mwanamanga. I am 54 years old and a research nurse in Malawi, one of the poorest countries in Africa. I have experience working on numerous studies, and now I’m working on a typhoid study In Blantyre, Malawi. I would like to share my own story of typhoid. This story happened about 22 years ago when I was working as a nurse-midwife at Malamulo Hospital. I was 32 years old, married with four children and living with my family including my brother and husband, both of whom I lost due to typhoid.
Do you remember learning how to wash your hands as a child? An adult would have taught you how to run your hands under running water and lather with soap to remove germs. Did you realize then that this lesson might have saved your life?

Since the administration of the first vaccine, immunization policy has evolved to better meet public health needs around the world. This evolution is most apparent when considering immunization policy in developing countries over the past 50 years.