Career
After studying with John Henry Comstock at Cornell University (1896–1898)he taught biology at Lake Forest University (1898–1907).In 1908 returned to Cornell as assistant professor of limnology.When Comstock retired in 1914, Needham became head of the Department of Entomology at Cornell until his retirement in 1935. Needham published numerous scientific articles, educational papers, and textbooks but is best known for the Comstock-Needham system for describing insect wing venation. Annals of the Entomological Society of America, Volume 52, Number 3, May 1959, pp.