Oskar Augustus Johannsen

Background

Johannsen, Oskar Augustus was born on May 14, 1870 in Davenport, Iowa, United States. Son of Christian and Caroline Marie (Sturk) Johannsen.

Education

Bachelor of Science, University Illinois, 1894. Master of Arts, Cornell, 1902, Doctor of Philosophy, 1904.

Career

Instructor, graduate student, Cornell Univercity, 1899-1904, assistant professor, 1904-1909. Professor entomology U. Maine, 1909-1912. Assistant professor entomology, Cornell Univercity, 1912-1914, professor 1914-1938, head department entomology, 1936-1938, retired 1938.

Achievements

• Oskar Augustus Johannsen has been listed as a noteworthy entomologist. by Marquis Who's Who.

Membership

Fellow of the American Association for the Advancement of Science, Entomological Society American. Member International Congresses Entomology. Member American Society Zoologists, Society Economics Entomologists, Society Naturalists, Limnological Society, Sigma Xi, Tau Beta Pi, Phi Kappa Phi, Gamma Alpha.

Connections

Married Harriette Fuller, September 23, 1896. Children: Dorothea East., Laurence O., Robert A. Engineer.