Hallucinations, mental imagery, synesthesia, perceptual filling-in, and many illusions are
conscious visual experiences without a corresponding retinal stimulus: what we call …

Synesthesia refers to additional sensations experienced by some people for specific
stimulations, such as the systematic arbitrary association of colors to letters for the most …

Embodied theories of cognition consider many aspects of language and other cognitive
domains as the result of sensory and motor processes. In this view, the appraisal and the …

Currently, little is known about how synesthesia develops and which aspects of synesthesia
can be acquired through a learning process. We review the increasing evidence for the role …

This review provides a commentary on coloured-hearing arising on hearing music: music-
colour synaesthesia. Although traditionally explained by the hyperconnectivity theory …

Synesthesia is a phenomenon in which additional perceptual experiences are elicited by
sensory stimuli or cognitive concepts. Synesthetes possess a unique type of phenomenal …

Recent research into synaesthesia has highlighted the role of learning, yet synaesthesia is
clearly a genetic condition. Here we ask how can the idea that synaesthesia reflects innate …

Colour is a defining feature of many objects, playing a crucial role in our ability to rapidly
recognise things in the world around us and make categorical distinctions. For example …

Synesthesia is a rare experience where one property of a stimulus evokes a second
experience not associated with the first. For example, in lexical-gustatory synesthesia words …

Synesthesia is a phenomenon in which an experience in one domain is accompanied by an
involuntary secondary experience in another, unrelated domain; in classical synesthesia …