The book "Models of Neural Networks IV" offers a comprehensive examination of early visual processing and attention mechanisms. It is part of a series that addresses various aspects of neural networks and is aimed at professionals and students in the field of neuroscience. This volume analyzes the complexity of visual perception, starting from the initial stages of information processing to the mechanisms of gaze control. Contributions from experts such as John Hertz and John Van Opstal provide valuable insights into neural models and their application in cognitive science. The detailed analysis of the anatomy and physiology of the primary visual pathways by Klaus Funke and other authors ensures that readers can develop a deep understanding of the functional relationships between different neural structures. This book is an essential work for anyone engaged with the fundamentals and the latest developments in neural modeling.