Vilayanur Subramanian Ramachandran (born 1951) is a neuroscientist known for his work in the fields of behavioral neurology and visual psychophysics. He is currently a Professor in the Department of Psychology and the Neurosciences Graduate Program at the University of California, San Diego. Ramachandran is also the director of the Center for Brain and Cognition which is affiliated with the Department of Psychology at UC San Diego.
Ramachandran is noted for his use of experimental methods that rely relatively little on complex technologies such as neuroimaging. Despite the apparent simplicity of his approach, Ramachandran has generated many new ideas about the brain. Ramachandran is the author of several books that have garnered widespread public interest. These include Phantoms In the Brain (1999) and more recently The Tell-Tale Brain (2010).