
Dr. Thornton grew up in San Antonio, Texas. She earned bachelor’s and master’s degrees at Texas Southern University in Houston. In 1973 she became the first African American woman to earn a Ph.D. in mathematics at the University of Houston.
During her 40-year teaching career at Prairie View A&M University, Dr. Thornton served as director of the graduate program in mathematics, chair of the department of mathematics, and director of the Undergraduate Research Institute.

