Harold Francis Falls (November 25, 1909 in Winchester, Indiana – May 27, 2006 in Brighton, Michigan) was an American ophthalmologist and geneticist. He helped found one of the first genetics clinic in US. The Nettleship-Falls syndrome, the most common type of ocular albinism, is named after him and English ophthalmologist Edward Nettleship.
Edward Bivens Singleton (October 22, 1920 – January 10, 2015) was an American physician and one of the early pediatric radiologists in the United States. He was the first physician hired by Texas Children's Hospital before it opened in the 1950s, and he practiced there until shortly before his death. He received awards for his career achievements from several radiology-related organizations.