An object is a technical term in philosophy often used in contrast to the term subject. Consciousness is a state of cognition that includes the subject, which can never be doubted as only it can be ...

Part I. The nature of portraiture. Portraiture portrayed / Ivan Gaskell -- Portraiture and portrait-seeing: from Caravaggio to digital selfies / Alessandro Giovannelli -- Portraits, persons, and poses ...

Introduction / Peter Goldie and Elisabeth Schellekens -- Conceptual art as a kind of art -- On perceiving conceptual art / Peter Lamarque -- The dematerialization of the object / Derek Matravers -- ...