Jean-Jacques Lemaire (MD, PhD) is full professor of neurosurgery at the Université Clermont Auvergne (EPE UCA). His research focuses on image guided neurosurgery and connectomics from methodological approaches to clinical research; in this context he stayed in USA laboratories at Harvard Medical School and UCLA. He heads the service of neurosurgery at the University Hospital of Clermont-Ferrand, and the research axe of Image Guided Therapy (Pascal Institute; UMR UCA CNRS SIGMA). He has authored and co-authored more than 120 scientific papers, 200 communications in congresses, and was invited to more than 100 scientific meetings. He participates to two master program in medical engineering in France.