A PhD position is available at the Department of Nuclear Medicine (Head of Neuroimaging: Dr. Igor Yakushev), Technical University of Munich (TUM), Germany. The project will investigate neuronal substrates of training-induced cognitive improvement in middle-aged healthy subjects at the level of large-scale brain connectivity. The study involves analyses of PET, fMRI and DTI data. This three-year PhD position is funded by a grant of the German Research Foundation (DFG). Extra salary is possible, depending on the qualification of the student. The position is available immediatelym; the starting date is negotiable. The Dept. of Nuclear Medicine offers exciting opportunities for neuroimaging research in an interdisciplinary environment consisting of computational scientists, medical physicists, and clinicians, and access to state-of-the-art technology including a hybrid PET/MR scanner. The research group is integrated into the TUM Neuroimaging Center, which possesses a broad methodological and thematic expertise: http://www.tumnic.mri.tum.de/tumnic/index.html The PhD student will be enrolled at a TUM graduate school that offers a structured curriculum of courses and seminars and supports participation in conferences and international exchange: http://www.gs.tum.de/en/home/ There is no tuition fee at the TUM. Prior experience with image analysis, programming (especially python, matlab) and good statistical skills are required. Interested researchers should submit their applications including CV, two recommendation letters (or names and contact details of personal references), and a brief letter of motivation to Dr. Yakushev at igor.yakushev@tum.de Applications will be considered until the position has been filled.