Flexner and her siblings experienced a family life full of generous scholarly encouragements and educational backing.

It was not until a conversation with her mother and a family friend, that Flexner was encouraged to try for a position at the new library in Louisville, which was funded by Andrew Carnegie.

[1] As a child, Flexner attended the local public school, however she did not finish college and did not attain a paying job until the age of twenty-four.

Flexner was also known as a key innovator for libraries and their role and utilization of adult education, primarily for immigrants, minorities, and refugees during the troubling time of the Depression and World War II.

Here are some quotes from the above-mentioned article: “An effort is made to survey each reader’s relationship to books and make suggestions which will enable him to follow his own line of interest .

By keeping in contact with such institutions, libraries can equip themselves with either appropriate materials or a well-planned advisory list for students and participants to lectures and classes.

Flexner ends her article with the following: “The Readers’ Adviser in any library is there to help in the discovery of some of the pleasures which are to be found through familiarity with books, both old and new, and their use for self-development .

She led the Legislative Committee in that club and also worked to organize the 1911 annual convention of the National American Woman Suffrage Association held in Louisville that year.

Jennie's sisters were Hortense Flexner King, a poet and a teacher that published seven volumes at Bryn Mawr and Sarah Lawrence Colleges, and Caroline Flexner who became the aide to New York governor and senator Herbert H. Lehman, and held important positions in the Joint Distribution Committee and was with UNRRA in Washington, D.C.

Her father, who helped finance his brothers' education, eventually was able to attain his own medical degree as a pharmacist and then a physician.