[3][4] She graduated with a Masters of Science at the University of Otago in 1960; her thesis was on the taxonomy and ecology of New Zealand freshwater ostracods.
[4] She worked at the Sydney Water Board in Australia before moving to Scotland to study toward a PhD at the University of Glasgow, which she completed in 1965.
[6] She co-authored the Guide to the freshwater Crustacea of New Zealand, published in 1976, with Maureen Lewis.
[4] In the foreword to the special issue, Chapman was recalled as being "very relaxed" with a "healthy disrespect for minor rules and regulations that bedevil large institutions, and willing to turn a blind eye to student pranks".
[4] Chapman's final years were plagued with ill health, but she converted her nursing home room into an office and continued to write, including working on a draft of an updated version of the freshwater Crustacea guide.