Ephemeral art is usually understood as reflecting a desire to dematerialize the art object in order to evade the demands of the market, or to democratize or challenge art museums. However, in many ephemeral artworks something much more fundamental is involved. In this thesis I explore the hypothesis that the use of ephemerality by some artists is best understood, not solely in terms of art world issues but of the relationship between ephemerality, mourning and loss. I will begin with a refinement of the definition of ephemeral art, which is often confused with temporary works. This definition identifies four characteristics of ephemeral art: time, communicative act, inherent vice and directive intent. Ephemeral art often involves works that...