Der. Pikria Ketelauri is a medical doctor and researcher affiliated with the University Hospital Essen in Germany, where she works in the Department of Neurosurgery. She completed her medical degree and State Examination in Medicine at Heinrich Heine University Duesseldorf, and she has since focused her academic and clinical activities on the study of neurosurgical diseases, particularly those affecting the central nervous system.

Dr. Meltem Guemues, MD is a physician and researcher at the Department of Neurosurgery and Spine Surgery, University Hospital Essen, Germany. She is also affiliated with the Center for Translational Neuroscience and Behavioral Science (C-TNBS) ate the University of Duisburg-Essen. Her academic contributions are on neuro-oncology, cerebrovascular disease, and spinal pathology. 

Ms. Aigerim Togyzbayeva is a researcher at Universitsetklinikum Essen, where she contributes to the Department of Neurosurgery. She is actively engaged in both clinical and academic activities, with a growing focus on spinal cord surgery, biomechanics, and outcomes research. Her recent work has centered on the biomechanical stability of the cervical spine following anterior corpectomy and fusion procedures.

Dr. med. Hanah Hadice Karadachi is a clinician scientist and assistant physician in neurosurgery at the University Hospital Essen, Germany, where she works within the Department of Experimental Neuro-Oncology. Her dual role as both physician and researcher allows her to combine clinical neurosurgical practice with academic contributions aimed at advancing the treatment of brain tumors and complex cerebrovascular conditions. 

Dr. Anna Michel is a researcher at the University Hospital Essen, where she has established herself as an active contributor to the field of neurosurgery and neuro-oncology. Her expertise spans hemangiopercytoma, tumor angiogenesis, brain tumors, and the broader field of neurosurgery. She has been involved in studies exploring the biology and surgical management of rare central nervous system tumors, as well as investigations into the vascular mechanisms that support tumor frowth. 

Emad Mohajerani Resident Neurosurgeon, Department of Neurosurgery and Spine Surgery, University Hospital Essen, Germany Education and Training: Mr. Mohajerani completed his medical studies with clinical rotations during his practical year in both Switzerland and Germany. Professional Experience: He began his residency in neurosurgery at the University Hospital Giessen before continuing his training at the University Hospital Essen. Throughout his clinical work, he has gained comprehensive exposure to the full spectrum of neurosurgical procedures and pathologies, including extensive experience in neurocritical care. At the Department of Pulmonology, Pulmonary Hypertension Outpatient Clinic, University Hospital Giessen, he developed and established a novel minimally invasive method for the evaluation of right ventricular pump function in patients with pulmonary hypertension. Current Position: Resident Neurosurgeon at the University Hospital Essen, Department of Neurosurgery and Spine Surgery. Professional Memberships and Awards: Member, German Society of Neurosurgery (DGNC) Member, German Spine Society (DWG) Candidate for the DWG Basic Certificate, equivalent to the Eurospine Diploma

Christoph Rieß, MD is a neurosurgery redisent at University Hospital Essen, University of Duisburg- Essen, where he contributes to innpatient and operative care across vascular, oncological, and spine services. Trained in medicine at the University of Regensburg, Dr. Rieß combines day-to-day clinical responsabilities with outcomes-oriented research focused on cerebrovascular disease and neurocritical care.

Since 2011 at the National Center of Radiation Research in Oncology (OncoRay®); Dresden, Germany (Tumor initiating cells / tumor stem cells; Lab of Prof. Kunz-Schughart; Tumorpathophysiology) Since 2016 resident at the Department of Neurosurgery and Spine Surgery of the University Hospital Essen (Research fields: Intracranial aneurysms, Pediatric brain tumors and spinal pathophysiology)

Laurèl Rauschenbach, MD, PhD is a post-doctoral researcher in the Department of Neurosurgery and Spine Surgery at University Hospital Essen, University of Duisburg-Essen. Trained as a clinician-scientist, Dr. Rauschenbach work at the interface of neurosurgery and neuro-oncology, with a particular emphasis on glioma biology, imaging biomarkers, and treatment response.

Dr. Marvin Darkwah Oppong is an Assistant Professor of Neurosurgery at the Department of Neurosurgery, University Hospital Essen, Germany. He is an accomplished clinician-scientist with a strong academic and clinical background, having earned doctorated from both the Private University Witten/Herdecke and the Westfaelishe Wilhelms-Universitate Muenster.

Dr. Yahya Ahmadipour is a neurosurgeon and academic researcher at the Department of Neurosurgery, University Hospital Essen and University of Duisburg-Essen,. The author has contributed to research in topics: Medicine & Subarachnoid hemorrhage. The author has an hindex of 8, co-authored 37 publications.

Since 2019 Senior Consultant at the Department of Neurosurgery and Spine Surgery at the University Hospitalin Essen, one of the largest clinics of this specialty in Germany. He is head of the largestConsultation hours for sporadic cavernomas and the first B-center for familial cavernomas in Germany and, together with his working group, has conducted many scientific studies in this field.

Prof. Dr. Ulrich Sure is a well-known Neurologist from Germany who is a specialist in neurosurgery and intensive care medicine. His areas of main interest include Neurovascular neurosurgery, Brain tumor surgery, Epilepsy surgery, Spine and spinal cord surgery, and Minimally invasive surgical methods. Currently, Prof. Dr. Ulrich Sure offers services at Essen University Hospital, Germany.

Ramazan Jabbarli is an academic researcher from University of Duisburg-Essen. The author has contributed to research in topics: Medicine & Subarachnoid hemorrhage. The author has an hindex of 17, co-authored 99 publications. Previous affiliations of Ramazan Jabbarli include University of Freiburg & University Medical Center Freiburg.