Hans von Holst received his Medical Doctor´s degree in 1976 and specialist in Neurosurgery 1982 at Karolinska University Hospital. In 1985 he earned his PhD and Associate Professorship in Neurosurgery, Clinical Neuroscience at Karolinska Institutet. During 1991-1996 he was appointed as Chairman of the Dept of Neurosurgery and Division Manager of the Neuroclinics at Karolinska University Hospital, respectively. In 1995 he became Professor in Neuroengineering at the Royal Institute of Technology. He has published around 140 original papers in reputed journals, reviews and books and has been serving as an editorial board member in several journals.