Died on 28th May 2020 aged 90.
Introduced to the problem of the Voynich Manuscript by John Tiltman in 1975. In the following year she wrote a monograph, summarising all recorded work about the VMs.
Her writings include - 'The Voynich Manuscript: An Elegant Enigma' (1978, reprinted 1980, by Aegean Park Press (regarded as the standard work on the subject- and which it may be possible to download here [1]) and 'The Voynich Manuscript: A Scholarly Mystery' (published in "Manuscripts", 1977 and 1978) and 'An Application of Cluster Analysis and Multiple Scaling to the Question of "Hands" and "Languages" in the Voynich Manuscript', published 1992.
Associated with Prescott Currier and William F. Friedman
The English Wikipedia page is [2] and the Spanish Wikipedia page is [3]. The Wikidata page is [4].
More information here [5].