Chicago native Elizabeth T. Lunn was born Elizabeth Teter. She was a professor of Biology at Lake Forest College beginning as a graduate assistant there in 1929. She worked her way up to Department Head from 1954-1964. Lunn retired in 1970.
Lunn received her undergraduate degree from Wellesley College in 1925 and her M.A. (1932) and Ph.D. (1939) from Northwestern University. She also studied for two years at the University of Chicago. Lunn married Richard S. Lunn in 1937 in Massachusetts.
During a decade (1935-1946) away from teaching at Lake Forest College, Lunn worked as a chemist in a testing laboratory for an oil company from 1942-1944 and a clerk for the United States Army Corps of Engineers from 1944-1945.
Lunn gave many talks and lectures, as well as conducting workshops throughout her career. Lunn co-authored "A Laboratory Manual for General Biology" and wrote a book titled "Plants of Illinois Dunesland" in 1982.
Lunn was a member of the American Association for the Advancement of Science, the Environmental Control Commission and Sigma Xi. She also served as secretary/treasurer and later president of the American Association of University Professors, national and regional director of Beta, Beta, Beta, president of the Illinois Dunesland Preservation Society and on the Board of Directors of the Lake County Tuberculosis Association.