Stoer was a master's student of
Martin Grötschel at the
University of Augsburg in Germany, receiving a diploma in 1987 with the thesis
Dekompositionstechniken beim Travelling Salesman Problem. She continued working with Grötschel in Augsburg for a Ph.D.; her 1992 dissertation,
Design of Survivable Networks, was also published by
Springer-Verlag in the series
Lecture Notes in Mathematics (vol. 1531, 1992). After completing her doctorate she worked for
Telenor in Norway, focusing on the applications of
combinatorial optimization in
telecommunication. ==Recognition==