When physician and pathologist Dorothy Andersen confronted a slew of confounding infant deaths, she suspected the accepted diagnosis wasn’t right. Her medical sleuthing led to the world’s understanding of cystic fibrosis, a disease that affects the lungs, the pancreas and a host of other organs. But she is by no means a household name. Who was this scientist, and how did she come to quietly make such an important medical contribution? This is the Lost Women of Science podcast