"In 1944 a groundbreaking operation repaired the congenital heart defect known as blue baby syndrome. The operation's success brought the surgeon Alfred Blalock international fame and paved the way for open-heart surgery. But the technique had been painstakingly developed by Vivien Thomas, Blalocks African American lab assistant, who stood behind Blalock in the operating room to give him step-by-step instructions. The stories of this medical and social breakthrough and the lives of Thomas, Blalock, and their colleague Dr. Helen Taussig are intertwined in this compelling nonfiction narrative"--,Provided by publisher.

"The story of the landmark 1944 surgical procedure that repaired the heart of a child with blue baby syndrome--lack of blood oxygen caused by a congenital defect. The team that developed the procedure included a cardiologist and a surgeon, but most of the actual work was done by Vivien Thomas, an African American lab assistant who was frequently mistaken for a janitor"--,Provided by publisher.

Age 9-12.