Discover the Women of the Hall

As Chief of the heart clinic at Johns Hopkins School of Medicine, she developed a pioneering operation in 1944 which solved the often fatal “blue baby” (children born with an anatomical heart defect) problem, saving countless infants.

Physician pathologist who specialized in industrial diseases. Hamilton helped save workers’ lives by forcing reforms in the workplace and protection from dangers such as lead poisoning.

Zoologist whose concern over the damaging effects of pesticides and other poisons on the environment led to her groundbreaking work, Silent Spring. Carson’s book was a catalyst for the environmental movement of today.