In this book the most recent technical and technological advancements in the treatment of intracranial tumours will be described, and a wide and updated review of the literature on neurosurgical pathologies with high clinical impact will be offered to the readers. Technical nuances and surgical pearls, as well as tricks suggested by the most renowned experts in the field will be explained and illustrated in the light of the most modern approach to oncological neurosurgical pathologies. Each surgical technique will be contextualized in a multi-modal approach to the pathology, defining specific aims and goals of surgery, and a comparative analysis of surgical and clinical results deriving from the different approaches will be systematically discussed, analyzing the specific drawbacks and advantages in approaching the different pathologies, and emphasizing the preservation of patient's functioning and quality of life as well as the neurological status.Through this book, the editors aim to provide an effective educational support to already trained and experienced neurosurgeons, who want to approach the multi-modal management of intracranial tumors according to the principles of Evidence Based Medicine, highlighting classes of evidence, by using schemes and therapeutic algorithms based on most updated data available in the literature.