Athanasios Petridis is an accomplished neurosurgeon and professor, with a medical degree from the University of Cologne, Germany. After his residency in Kiel, Germany, and a fellowship at the Memorial Sloan Kettering Cancer Center in New York City, he became an associate professor of neurosurgery in Kiel. He later held key positions at SANA Klinikum, Duisburg, Germany, excelling in oncological neurosurgery, as director of vascular neurosurgery and a professor of neurosurgery at Heinrich Heine University, Duesseldorf, he significantly contributed to the field, publishing extensively. Prof. Petridis is the neurosurgical program director of Brainglobal, pioneering a vascular neurosurgery fellowship in Cameroon and expanding to other African countries. Homajoun Maslehaty is a distinguished neurosurgeon, educated at the University of Hamburg, where he earned his Doctor of Medicine title. He commenced his specialization training at the University Hospital Kiel and laterserved as a specialist at the University Hospital Essen. Dr.

Maslehaty has made significant contributions to neurosurgery through a prolific array of scholarly works, including numerous scientific publications, book chapters, and lectures on neurovascular diseases. His academic achievements led to an appointment as an associate professor after completing his habilitation on Neurovascular Diseases at the University Hospital Essen. As a senior physician and managing senior physician at Nordstadtklinikum Hannover, he further honed his expertise. In 2020, Dr. Maslehaty assumed leadership as the head of the Department for Neurosurgery and Spine Surgery in Dinslaken, showcasing adept leadership in the medical field.