Sarah Elizabeth Stewart (August 16, 1905 – November 27, 1976) was a Mexican-American researcher who pioneered the field of viral oncology research, and the first to show that cancer-causing viruses can spread from animal to animal. She and Bernice Eddy co-discovered the first polyoma virus, and SE (Stewart-Eddy) polyoma virus is named after them.
Martha E. Bernal (April 13, 1931, San Antonio, Texas – September 28, 2001) was an American clinical psychologist. She earned her doctoral degree at Indiana University Bloomington in 1962. She was the first Latina to receive a doctorate degree in psychology in the United States. She helped with the treatment and assessment of children with behavioral problems and worked to develop organizations that have a focus on ethnic groups.