She’s a chemical oceanographer who studies the fate, transport and retention of radionuclides in aquatic ecosystems. Her PhD work investigated the marine distribution of radioisotopes from the Chernobyl accident, and she’s currently doing work in Puerto Rico, off the Florida coast, and in the Savannah River. She’s one of the first female African-American chemical oceanographers, and the first African-American to earn an oceanography Ph.D. from Texas A&M University.