She earned her Bachelor of Science degree from Mills College in 1913, her Master"s from Columbia University in 1914, and her Doctor of Philosophy from the University of Wisconsin in 1923.
Following her Doctor of Philosophy, Bishop joined the Washington University School of Medicine in 1923, where she worked as an assistant professor until 1943. She appears to be the first woman to have joined the School"s academic faculty. While there, she ran the chemistry lab of the Department of Medicine and Barnes Hospital.
In 1943 she was promoted to associate professor of biochemistry, a position she held until her retirement in 1959.
After World World War II, she switched to neuropsychiatry and ran the lab in the Department of Psychiatry. As a researcher, Bishop"s main focus was carbohydrate metabolism.
She also researched amino acid metabolism, steroid hormones and muscle biochemistry. While attending the University of Wisconsin, Ronzoni met George Holman Bishop.
Bishop also worked at Washington University.
Ronzoni and Bishop lived in the historical William Long Log House. After the death of Ronzoni in 1975, the Saint Louis County took over the home.