Xavier Rétaux

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Many authors maintain in their work that the presence feeling in the virtual universe only survives if the player is unaware of the technical interference. The technical system is a mediation between the subject body and the virtual environment. There are many ways to theorise this mediation and therefore many types of explanations given to explain the fact(More)
For some authors, design does not stop at the artifact sale or deployment [11,16,18,20]. By qualifying appropriating processes of artifacts by users as design in use processes, these authors have opened new perspectives for design [2-5,7,8,11,16-20]. We will present and develop one of these approaches - instrumental approach [16,19] - in the course of two(More)
In France, there are strict laws in place to ensure that people with disabilities have access to, and can remain in employment. In this context, many businesses have "group agreements", to support and fund in-house actions in this area. For the last five years, as part of our work as consultant ergonomists, we have carried out over fifty ergonomics(More)
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