Most of this collection is comprised of material related to Phelps' academic endeavors. Her correspondence primarily addresses colleagues across the field of economics. Her teaching material is from a number of her most-taught courses and includes student papers Phelps deemed excellent and worthy of saving. Her writings includes her honor's thesis, dissertation, and a number of published articles. Unpublished works such as conference papers can be found in a compilation of materials prepared for a promotion and tenure committee, along with further correspondence, both of which are housed in the Professional Service series. Also present are a number of conference programs and proceedings attended by her that attest to her involvement in her field. The Personal series deals mainly with her marriage to Edmund Phelps, including a marriage license, photographs, and series of letters following their divorce. Also included are a number of photographs with colleagues and a scrapbook of photographs.