Background
Ewing, Henry Ellsworth was born on February 11, 1883 in Arcola, Illinois, United States. Son of Joseph Henry and Ann Louisa (McDonald) Ewing.
Ewing, Henry Ellsworth was born on February 11, 1883 in Arcola, Illinois, United States. Son of Joseph Henry and Ann Louisa (McDonald) Ewing.
Student Knox College, 1902-1904. Bachelor of Arts, University of Illinois, 1906, Master of Arts, 1908. Doctor of Philosophy, Cornell Univercity, 1911.
Science teacher Marshall (Illinois) High School, 1908-1909. Assistant in zoölogy, Iowa State College, 1909-1910. Schuyler fellow Cornell Univercity, 1910-1911.
Assistant entomologist Oregon Agricultural Experiment Station, 1911-1914.
Assistant professor of entomology, Iowa State College, 1914-1916, associate professor, 1916-1919. Specialist bureau of Entomology, United States Department of Agriculture, 1919-1923, associate entomologist, 1923-1929, entomologist, 1929-1945, collaborator since 1947.
Fellow of the American Association for the Advancement of Science, Iowa Academy of Science, Entomological Society of America. Member American Association Economics Entomologists, Society of Mammalogists, American Society of Parasitologists (president 1944), American Society Ichthyologists and Herpetologists, Ecological Society of America, Illinois Academy of Science, Biological Society Washington, Washington Academy of Science, Helminthological Society of Washington (past president), Entomological Society of Washington (president 1941), Phi Delta Theta, Sigma Xi.
Married Bertha May Wood Riley, August 7, 1916. Children: Paul McDonald, Lydia Frances.