1921), she worked for the War Department and became Aide in the Division of Herpetology at the United States National Museum.

[1][2] After completing studies at Corcoran Art School and developing her talents as an artist, Cochran became a scientific illustrator not only for her own works, but for those of her colleagues.

[2] Cochran's research was focused primarily on the herpetofauna of the West Indies and South America, particularly Haiti.

[2] She published 90 taxonomic papers between 1922 and her death (four days after her retirement in 1968) in which she described eight new genera and 125 species and subspecies as well as wartime booklets for the military identifying venomous reptiles.

[6][7] Cochran was the second person to be elected a distinguished fellow of the American Society of Ichthyologists and Herpetologists in 1962 and had served as its first secretary.