Spatial attention refers to the ability to selectively focus on specific locations in our visual field, allowing us to process information more efficiently and effectively. This cognitive process helps us filter out irrelevant stimuli and prioritize important information for further processing. Spatial attention is crucial for tasks such as visual search, object recognition, and navigation. Research in this area aims to understand how the brain mechanisms underlying spatial attention work, how attention is allocated and maintained in different spatial locations, and how individual differences in spatial attention abilities can impact cognitive functioning. Studies in spatial attention involve a variety of techniques, including neuroimaging, electrophysiology, and behavioral experiments. Understanding the neural basis of spatial attention can have implications for fields such as psychology, cognitive science, and neurology.