Johan Trettvik

Affordances of Shape-Changing Interfaces: An Information Perspective on Transformability and Movement

Affordances is an important term in the field of Shape-Changing Interfaces (SCI). But the field is challenged by a multitude of vaguely defined concepts around affordances such as dynamic, spatial, or tactile affordances. In line with this, Alexander et al [1] recently pointed to lack of theory as one of the grand cha…