Valeria Cascone enhanced seismic hazard modeling in the gem/oq-engine repository by developing advanced rupture parameter estimation features. She implemented Python methods to calculate median rupture length and width from moment magnitude, including their standard deviations, and introduced new classes to represent normal and reverse fault types. This work leveraged her expertise in geophysics and seismic hazard analysis to improve the model’s ability to capture diverse rupture behaviors, resulting in more accurate hazard estimates for infrastructure planning. Throughout the month, Valeria focused on feature development and code quality, delivering a well-integrated solution that increased model fidelity and traceability without addressing bug fixes.