The Uncertainty in Artificial Intelligence (UAI) group is looking for a highly motivated and skilled PhD candidate to work in the area of probabilistic machine learning. The position is fully funded for a term of four years. The research direction will be determined together with the successful candidate and in line with the NWO Perspectief Project Personalised Care in Oncology (www.personalisedcareinoncology.nl). The research topics may include, but are not restricted to: Probabilistic graphical models (Markov, Bayesian, credal networks), Causality: Theory and application, Cautious AI, including imprecise probabilities, Robust stochastic processes, Tractable models and decision-making, Online/continual learning with evolving data.