Olivier Zephir

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The idea of metaphors has been a central and popular element in the design practice of graphical user interfaces. While the principle is commonly applied and discussed in the field of Graphical User Interfaces, its usage in the field of Tangible User Interfaces (TUIs) is not yet fully understood. This paper analyses the principle of metaphors in TUIs, based(More)
Designing tangible user interfaces (TUIs) means to deal with a complex number of issues related to the particular mixture of the physical and digital space. While a number of existing guidelines and frameworks propose issues and themes that are relevant during design, we still miss a more specific guidance on how to address such issues. This chapter(More)
This paper provides feedback from the experimentation of an innovation contest, as a mean to support collaborative activities at the early phases of service design. Our objective is to derive from our investigation an innovation contest organization support service that allows launching and monitoring such events in multiple settings. The aim of providing(More)
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