Dr. Michal A. Rynkowski earned his medical degree at the Medical University of Gdańsk, where he graduated with honors. He completed neurological surgery internship, residency and chief residency at the Medical University of Gdańsk and as well at the Université Libre de Bruxelles (ULB), Hȏpital Erasme, Belgium with high distinction. In addition, he obtained a Ph.D. degree in the field of cerebrovascular neurosurgery and a second master thesis in neuro- oncology. Furthermore, he was awarded a prestigious post-doctoral fellowship at the Columbia University in New York, Department of Neurosurgery, USA. Dr. Rynkowski completed neuroendoscopy fellowship at the University of Naples Federico II in Naples, Italy and a complex spine fellowship at the Centre for Spinal Studies and Surgery (CSSS) in Nottingham, UK, specializing in complex approaches to spinal disorders. Dr. Rynkowski's long standing neurosurgical practice is devoted to degenerative spine diseases, intervertebral disc disease, spinal tumors, tumors of the brain, skull base tumors, gliomas, meningiomas, acoustic neuromas, pituitary tumors, craniopharyngiomas, cerebrovascular diseases and Chiari malformation. He also treats adult/pediatric hydrocephalus and neuro-trauma. Dr. Rynkowski uses in his daily practice intraoperative neuronavigation and ultrasound, endoscopy, microscope, ultrasound knife (CUSA) and other specialized techniques to substantially minimize the risk to patients with disorders of the brain and spine. He has published in leading, peer-reviewed journals about his work. Dr. Rynkowski is actively engaged as a senior neurosurgeon in neurosurgical training of residents sharing with them his experience and additionally he gives lectures during neurosurgical courses.