Ellen Hausner is a DPhil student in the Department of History of Science, Medicine, and Technology. Her doctoral research explores the function and significance of characters within alchemical manuscripts in the late medieval and early modern periods. In the autumn of 2025, she took up an Allard Pierson Friends fellowship in Amsterdam, followed by a Brill fellowship at the University of Leiden. Ellen was awarded the 2023 Jane Willis Kirkaldy Senior Prize, which recognises outstanding essays in the history of science, medicine, and technology, for her essay ‘Prima Materia Lapidis: A Late Medieval Alchemical Scroll and its Early Modern Reception’. She gained her Master’s degree in History from the University of Oxford’s Department for Continuing Education.