Christina Müller completed her Master’s degree in Law at the University of St. Gallen in 2022. During her studies, she worked as a research assistant to Prof. em. Dr. Rainer J. Schweizer and subsequently at the Chair of Public Law, with a focus on administrative and procedural law, under Prof. Dr. Benjamin Schindler.

She then commenced her doctoral studies in law, which she is expected to complete by the end of 2026. Alongside her doctoral studies, she initially held a doctoral position at the Chair of Public Law under Prof. Dr. Benjamin Schindler. She later devoted one year fully to her dissertation, supported by a scholarship from the Janggen-Pöhn Foundation.