Olga Taussky Todd's interesting life story and mathematical legacy are an inspiration to all mathematicians.
Frank Uhlig has written a brief sketch of her history. This biography was presented at ICIAM 2007
and a published version can be found at http://onlinelibrary.wiley.com/doi/10.1002/pamm.200700990/abstract.
A recent article describing the life of Olga Taussky Todd was written by Judith R. Goodstein and appeared in the AMS Notices in 2020.