Explore the intricate mechanisms of visual information processing, focusing on the crucial role of top-down input in shaping our perception. Delve into cutting-edge research presented by experts from the Instituto de Física Interdisciplinar y Sistemas Complejos (IFISC) in this 31-minute lecture. Discover how the brain's top-down signals influence and modulate incoming visual information, leading to a more comprehensive understanding of how we interpret and interact with our visual environment. Gain insights into the complex interplay between bottom-up sensory input and top-down cognitive processes, and learn about the latest findings in neuroscience and cognitive psychology that shed light on this fascinating aspect of human perception.