MSci (Cantab). Fehn obtained a first class Masters degree in Natural Sciences (Physics) from the University of Cambridge. Her research project investigated the use of the alpha-beta; quartz phase transition to determine temperature variation with depth of the Tibetan crust.
During her degree Fehn completed a summer placement at the Cavendish Laboratory in the High Energy Physics group where she worked on a cosmic ray scintillation detector.
Fehn joined Potter Clarkson in September 2014 and works in the Electronics and Computing group.