A PhD position supervised by Dr. Helen Alexander at the Institute of Ecology & Evolution, University of Edinburgh, is open for applications (deadline: 7 January 2026). Expected start date is October 2026. Project title: "Mathematically modelling the emergence of antibiotic resistance in bacterial populations". Candidates would ideally have a degree in math, physics, or another discipline with substantial mathematical/computational training, combined with motivation to answer biological questions as part of an interdisciplinary research group. Funding for a 4-year PhD is available on a competitive basis through the Darwin Trust of Edinburgh scholarships (https://biology.ed.ac.uk/darwintrust/phdstudenships/edinburgh). Interested candidates should contact the supervisor in advance of applying (helen.alexander@ed.ac.uk). For further details on the project and instructions on how to apply, please see the project listing at: https://biology.ed.ac.uk/study-with-us/postgraduate-research/apply-for-a-phd/findaphd For more information about the research group, please visit: https://biology.ed.ac.uk/alexander Dr. Helen Alexander Royal Society University Research Fellow Institute of Ecology & Evolution University of Edinburgh The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336. Is e buidheann carthannais a th' ann an Oilthigh Dhùn Èideann, clàraichte an Alba, àireamh clàraidh SC005336. Helen Alexander (to subscribe/unsubscribe the EvolDir send mail to golding@mcmaster.ca)