Florence Guinness Blake was an American nurse, professor, and author who made significant contributions to pediatric nursing and to family-centered nursing care. Blake graduated from the Michael Reese Hospital School of Nursing in 1928. She later completed an undergraduate degree from Columbia University in 1936 and taught pediatric nursing in China for several years before earning a master's degree in 1941. In the early 1940s, she headed the graduate program in advanced pediatric nursing at the University of Chicago. In 1954, Blake wrote a book title The Child, His Parents and the Nurse, highlighting the importance of parent-child relationships and parental involvement in the medical care of children, as well as two other pediatric nursing textbooks. In her career, she was on the nursing faculty at several American universities and was posthumously honored with induction into the American Nurses Association Hall of Fame.