Göran Hajak is Professor of Psychiatry at the University of Regensburg. Dr. Hajak also holds clinical and administrative positions as Director of the Department of Psychiatry, Psychosomatic Medicine and Psychotherapy and as Deputy Medical Director of the Social Foundation Bamberg, a maximum care hospital network with 32 clinical departments and teaching hospital of the University of Erlangen, Germany. He has been Medical Board Certified for Neurology, Psychiatry, Psychotherapy, Sleep Medicine, and Traffic Medicine, and has received a Master of Business Administration degree in Health Management*. Dr. Hajak´s widespread scientific interests are reflected in his author- and co-authorship of in total 1400 publications, including 387 peer-reviewed original papers and 210 review articles with an accumulated impact factor of 1343, 131 book chapters, 22 books, and more than 800 abstracts (Jan-uary 2021) covering the areas of affective, emotional, psychotic, somatoform, cognitive and sleep disorders, the mechanisms of neuroplasticity and brain networking, psychopharmacology, and health management. His work has qualified him to be named in the Who-is-Who-List of Medi-cine Germany and the Focus TOP-100-Best-List of Medical Doctors in Germany as a distinguished physician for the treatment of Depression, Bipolar Disorders, Schizophrenia, Anxiety Disorders, and Sleep Disorders.