The ethical issues concerning the use of PGD to select embryos of a particular HLA type are numerous. They arise from the potentially conflicting interests between those of the pre-existing child, the subject of a treatment which may be curative, and those of the sibling to be created, who cannot give consent to the donation, together with the problem of the destruction of potentially healthy embryos. This essay focuses on the web of vulnerabilities affecting the parents, the sick child and (...) the “saviour sibling,” while addressing three areas: science, bioethics and literature. The novel My Sister’s Keeper, by Jodi Picoult, provides the reader with an in-depth view of the conflicting interests and emotional problems that affect the Fitzgeralds, a family experiencing the pain of seeing one of their children dying while facing the tragic consequences of trying to save this child by having another offspring. (shrink)

Sameness and difference, seen through the use of the term symbiosis, are tooled for the construction of other, future realities. Two examples from literature will describe how symbiosis is, in science fiction, used as means to propose connections with Otherness, through a return to a nature recovered, and as part of rational human deliberate actions towards the recovery of our present damaged planet. Science fiction is where the methodological approach is formulated, as thought experiments, within Ursula Le Guin's literature, from (...) where to develop the process to create two visual artworks. These visual artworks, both different series of images, depart from the term symbiosis, to reflect on what is different within the same, and on the construction of sameness in what is different. (shrink)