Language and Speech has been selected for the Fifth Convention of the Academia Eurasiana Neurochirurgica as a topic closely related to neurosurgery but also to philosophy, art, culture and humanity and treated by various experts of the field of this interdisciplinary subject. The volume has a certain structure: Language is evaluated as a tool of the Homo Artis in the introduction, which is followed by chapters focusing the language in history, in linguistics, as well as in music and that of the animals. In the next part speech is dealt with as a physiological process. It is followed by papers on three different but uniformly neurosurgical representation of speech in gliomas, AVMs, and focal epilepsies. Neurologists compiled papers on clinical forms of aphasia, and that among bilinguists as well as on lateralisation of speech centres in relation of handedness followed by rehabilitation of speech disorders. Two papers on language and computers complete the volume. Prelogical Relics in Language Development.- The Role of Music and Song in Human Communication.- Communication in Animals.- Language Families.- Functional Anatomy of Human Speech.- Cortical DC-Potentials in Identification of the Language-Dominant Hemisphere: Linguistical and Clinical Aspects.- Brain Mapping in Thinking and Language Function.- The Effects of Electrostimulation and of Resective and Stereotactic Surgery on Language and Speech.- Clinical Forms of Aphasia.- Aphasia in Bilinguals.- Operations on Gliomas Involving Speech Centres.- The Surgery for Epilepsy with Speech Arrest.- Lateralisation of Speech Centre in Left-Handedness Due to Cerebral and Extracerebral Lesions.- Psychological Mechanisms of Speech Rehabilitation in Aphasic Patients.- Features of Computer Language: Communication of Computers and Its Complexity.- Computer and the Thought Process.
