She studies genetic improvement of soybeans for increased yield and better quality using multidisciplinary approaches. Dr. Rainey focuses on integrating diverse sources of information to demonstrate new approaches to soybean breeding. She collaborates with geneticists, agronomists, economists, engineers, and other soybean breeders in the public and private sectors to do this. Dr. Rainey has been breeding soybeans for over 10 years and has released specialty cultivars.