The book contains the information of various aspects of newer developments and recent advances in the field of central nervous system (CNS) tumor molecular biology, tumor progression, clinical presentation, imaging and management. The authors from different reputed institutions shared their knowledge on this open access platform to disseminate their knowledge at global level. As it is obvious in the current text, the field of neurooncology is heterogeneous and under continuous development with addition of new knowledge and information on regular basis. The collective contributions from experts attempt to provide updates regarding ongoing research and developments pertaining to CNS tumor genetics and molecular aspects and their applied aspect in reference to patient management.