Rosie graduated from the University of Exeter with a BSc in Mathematics. Following this, she studied at the University of Birmingham for her MSc in Applied Mathematics. Her master's dissertation was entitled "Modelling the Influence of a Coating on the Radial Oscillations of a Microbubble and the Resulting Applications".
Rosie is also a co-lead for the UK-wide Piscopia Initiative, a network that aims to encourage women and non-binary people to pursue a PhD in Mathematics.