Professor Nima Rezaei gained his medical degree (MD) from Tehran University of Medical Sciences and subsequently obtained an MSc in Molecular and Genetic Medicine and a PhD in Clinical Immunology and Human Genetics from the University of Sheffield, UK. He also spent a short-term fellowship of Pediatric Clinical Immunology and Bone Marrow Transplantation in the Newcastle General Hospital.  Professor Rezaei is now the Full Professor of Immunology and Vice Dean of Research and Technologies, School of Medicine, Tehran University of Medical Sciences, and the co-founder and Head of the Research Center for Immunodeficiencies. He is also the Founding President of Universal Scientific Education and Research Network (USERN). Prof. Rezaei has already been the Director of more than 100 research projects and has designed and participated in several international collaborative projects. Prof. Rezaei is the editor, editorial assistant, or editorial board member of more than 40 internationaljournals. He has edited more than 50 international books, has presented more than 500 lectures/posters in congresses/meetings, and has published more than 1,100 scientific papers in the international journals.Dr. Sara Hanaei started medicine at TUMS in 2010 and started a master of public health (MPH) in 2014. She graduated with MD-MPH in 2018. She also received TUMS Research Diploma (TUMS-RD) in a 2-year study period from 2013-2015. She was a research assistant at Research Center for Immunodeficiencies (RCID) from 2018-2021 and further continued neurosurgery as a clinical specialty at TUMS in 2021. She has experience in teaching research skills to students. Medical research was one of her greatest interests since the beginning of her academic education, especially in the fields of Neurosurgery and Immunology, therefore, she started research in those fields. Over the past decade, she contributed to different research projects, books, and other research activities including instructing research workshops in statistics, systematic reviews, and meta-analysis. She got involved in executive tasks and developed some executive skills through membership in the Universal Scientific Education and Research Network (USERN), where she experienced organizing scientific events, congresses, festivals, scoring, rankings, etc.

• Chapter 1. Malignant Glioma.- Chapter 2. Benign Glioma.- Chapter3. Meningioma and Other Meningeal Tumors.- Chapter4. Epondymomas in Pediatric and Adults.- Chapter5. Medulloblastomas in Pediatric and Adults.- Chapter6. Benign and Malignant Tumors of The Pineal Region.- Chapter7. The Tumors of Choroid Plexus and Other Ventricular Tumors.- Chapter8. Embryonal Tumors of The Central Nervous System with Multilayered Rosettes and Atypical Teratoid/Rhabdoid Tumors.- Chapter9. Glioneuronal and Neuronal Tumors of the Central Nervous System.- Chapter10. Benign and Malignant Tumors of the Pituitary Gland.- Chapter11. Craniopharyngioma in Pediatric and Adults.- Chapter12. Schwannomas of Brain and Spinal Cord.- Chapter13. Other Nerve-Sheet Tumors of Brain and Spinal Cord.- Chapter14. Hemangioblastomas and Other Vascular Originating Tumors of Brain or Spinal Cord.- Chapter15. Brain and Spinal Cord Tumors of Embryonic Origin.- Chapter16. Brain and Spinal Tumors Originating from the Germ LineCells.- Chapter17. Benign Brain and Spinal Tumors Originating from Bone or Cartilage.- Chapter18. Benign Spinal Tumors.- Chapter19. Other Less Prevalent Tumors of the Central Nervous System.- Chapter20. Brain and/or Spinal Cord Tumors Accompanied with Other Diseases or Syndromes.- Chapter21. Psychological and Psychiatric Aspects of Brain and Spinal Cord Tumors.- Chapter22. A Brief Explanation on Surgical Approaches for Treatment of Different Brain Tumors.

Professor Nima Rezaei gained his medical degree (MD) from Tehran University of Medical Sciences and subsequently obtained an MSc in Molecular and Genetic Medicine and a PhD in Clinical Immunology and Human Genetics from the University of Sheffield, UK. He also spent a short-term fellowship of Pediatric Clinical Immunology and Bone Marrow Transplantation in the Newcastle General Hospital.  Professor Rezaei is now the Full Professor of Immunology and Vice Dean of Research and Technologies, School of Medicine, Tehran University of Medical Sciences, and the co-founder and Head of the Research Center for Immunodeficiencies. He is also the Founding President of Universal Scientific Education and Research Network (USERN). Prof. Rezaei has already been the Director of more than 100 research projects and has designed and participated in several international collaborative projects. Prof. Rezaei is the editor, editorial assistant, or editorial board member of more than 40 internationaljournals. He has edited more than 50 international books, has presented more than 500 lectures/posters in congresses/meetings, and has published more than 1,100 scientific papers in the international journals.Dr. Sara Hanaei started medicine at TUMS in 2010 and started a master of public health (MPH) in 2014. She graduated with MD-MPH in 2018. She also received TUMS Research Diploma (TUMS-RD) in a 2-year study period from 2013-2015. She was a research assistant at Research Center for Immunodeficiencies (RCID) from 2018-2021 and further continued neurosurgery as a clinical specialty at TUMS in 2021. She has experience in teaching research skills to students. Medical research was one of her greatest interests since the beginning of her academic education, especially in the fields of Neurosurgery and Immunology, therefore, she started research in those fields. Over the past decade, she contributed to different research projects, books, and other research activities including instructing research workshops in statistics, systematic reviews, and meta-analysis. She got involved in executive tasks and developed some executive skills through membership in the Universal Scientific Education and Research Network (USERN), where she experienced organizing scientific events, congresses, festivals, scoring, rankings, etc.

• Chapter 1. Malignant Glioma.- Chapter 2. Benign Glioma.- Chapter3. Meningioma and Other Meningeal Tumors.- Chapter4. Epondymomas in Pediatric and Adults.- Chapter5. Medulloblastomas in Pediatric and Adults.- Chapter6. Benign and Malignant Tumors of The Pineal Region.- Chapter7. The Tumors of Choroid Plexus and Other Ventricular Tumors.- Chapter8. Embryonal Tumors of The Central Nervous System with Multilayered Rosettes and Atypical Teratoid/Rhabdoid Tumors.- Chapter9. Glioneuronal and Neuronal Tumors of the Central Nervous System.- Chapter10. Benign and Malignant Tumors of the Pituitary Gland.- Chapter11. Craniopharyngioma in Pediatric and Adults.- Chapter12. Schwannomas of Brain and Spinal Cord.- Chapter13. Other Nerve-Sheet Tumors of Brain and Spinal Cord.- Chapter14. Hemangioblastomas and Other Vascular Originating Tumors of Brain or Spinal Cord.- Chapter15. Brain and Spinal Cord Tumors of Embryonic Origin.- Chapter16. Brain and Spinal Tumors Originating from the Germ LineCells.- Chapter17. Benign Brain and Spinal Tumors Originating from Bone or Cartilage.- Chapter18. Benign Spinal Tumors.- Chapter19. Other Less Prevalent Tumors of the Central Nervous System.- Chapter20. Brain and/or Spinal Cord Tumors Accompanied with Other Diseases or Syndromes.- Chapter21. Psychological and Psychiatric Aspects of Brain and Spinal Cord Tumors.- Chapter22. A Brief Explanation on Surgical Approaches for Treatment of Different Brain Tumors.